diff --git a/VERSION b/VERSION
index 5ff8c4f5d2..dd43a143f0 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.26.0
+1.26.1
diff --git a/bin/rvm b/bin/rvm
index 4e43e1c5b2..e76056bb67 100755
--- a/bin/rvm
+++ b/bin/rvm
@@ -54,6 +54,10 @@ export rvm_is_not_a_shell_function
 # if to prevent fork-bomb
 if source "${rvm_scripts_path:="$rvm_path/scripts"}/rvm"
 then
+  typeset -f rvm >/dev/null 2>&1 || {
+    echo "RVM not loaded, aborting." >&2
+    exit 1
+  }
   rvm "$@"
 else
   echo "Error sourcing RVM!"  1>&2
diff --git a/bin/rvm-auto-ruby b/bin/rvm-auto-ruby
index 49d1dfe8ec..5a957235c3 100755
--- a/bin/rvm-auto-ruby
+++ b/bin/rvm-auto-ruby
@@ -48,6 +48,10 @@ else
   echo "Unable to detect rvm, please manually set the rvm_path env variable." >&2
   exit 1
 fi
+typeset -f rvm >/dev/null 2>&1 || {
+  echo "RVM not loaded, aborting." >&2
+  exit 1
+}
 
 [[ -s "$rvm_environments_path/default" ]] && source "$rvm_environments_path/default"
 
diff --git a/bin/rvm-exec b/bin/rvm-exec
index 3bd943aec0..ae93a82aee 100755
--- a/bin/rvm-exec
+++ b/bin/rvm-exec
@@ -58,12 +58,22 @@ if [[ -n "$1" && ! -f "$1" && -n "$(echo "$1" | GREP_OPTIONS="" \grep -v '^-')"
 fi
 
 rvm_shell_rvm_path="$(__rvm_shell_lookup_script)"
-if [[ -n "$rvm_shell_rvm_path" ]]; then
+if
+  [[ -n "$rvm_shell_rvm_path" ]]
+then
   source "$rvm_shell_rvm_path"
+  typeset -f rvm >/dev/null 2>&1 || {
+    echo "RVM not loaded, aborting." >&2
+    exit 1
+  }
   # Setup as expected.
-  if [[ -n "$rvm_shell_ruby_string" ]]; then
+  if
+    [[ -n "$rvm_shell_ruby_string" ]]
+  then
       rvm "$rvm_shell_ruby_string"
-      if [[ "$?" -gt 0 ]]; then
+      if
+        [[ "$?" -gt 0 ]]
+      then
         echo "Error: RVM was unable to use '$rvm_shell_ruby_string'" 1>&2
         exit 1
       fi
diff --git a/bin/rvm-shell b/bin/rvm-shell
index d606e6a661..ef8826f731 100755
--- a/bin/rvm-shell
+++ b/bin/rvm-shell
@@ -68,6 +68,10 @@ if
   [[ -n "$rvm_path" && -f "$rvm_scripts_path/rvm" ]]
 then
   source "$rvm_scripts_path/rvm"
+  typeset -f rvm >/dev/null 2>&1 || {
+    echo "RVM not loaded, aborting." >&2
+    exit 1
+  }
   # Setup as expected.
   if
     [[ -n "$rvm_shell_ruby_string" ]]
diff --git a/binscripts/rvm-installer b/binscripts/rvm-installer
index dfb44bef1d..4981f3e94c 100755
--- a/binscripts/rvm-installer
+++ b/binscripts/rvm-installer
@@ -286,17 +286,17 @@ install_release()
   typeset _source _sources _url _version _verify_pgp
   _sources=(${!1})
   _version=$2
-  _verify_pgp=""
   debug "Downloading RVM version ${_version}"
   for _source in "${_sources[@]}"
   do
     case ${_source} in
       (bitbucket.org*)
-        _url=https://${_source}/get/${_version}.tar.gz
+        _url="https://${_source}/get/${_version}.tar.gz"
+        _verify_pgp="https://${_source}/downloads/${_version}.tar.gz.asc"
         ;;
       (*)
-        _url=https://${_source}/archive/${_version}.tar.gz
-        _verify_pgp=https://${_source}/releases/download/${_version}/${_version}.tar.gz.asc
+        _url="https://${_source}/archive/${_version}.tar.gz"
+        _verify_pgp="https://${_source}/releases/download/${_version}/${_version}.tar.gz.asc"
         ;;
     esac
     get_and_unpack "${_url}" "rvm-${_version}.tgz" "$_verify_pgp" && return
@@ -402,17 +402,27 @@ verify_package_pgp()
     log "GPG verified '$1'"
   else
     typeset _ret=$?
-    log "GPG signature verification failed for '$1' - '$3'!
+    log "\
+Warning, RVM 1.26.0 introduces signed releases and \
+automated check of signatures when GPG software found.
+Assuming you trust Michal Papis import the mpapis public \
+key (downloading the signatures).
+
+GPG signature verification failed for '$1' - '$3'!
 try downloading the signatures:
 
-    ${rvm_gpg_command##*/} --keyserver hkp://keys.gnupg.net --recv-keys D39DC0E3
+    ${SUDO_USER:+sudo }${rvm_gpg_command##*/} --keyserver hkp://keys.gnupg.net --recv-keys D39DC0E3
+
+or if it fails:
 
-they can be compared with:
+    command curl -sSL https://rvm.io/mpapis.asc | ${SUDO_USER:+sudo }${rvm_gpg_command##*/} --import -
+
+the key can be compared with:
 
     https://rvm.io/mpapis.asc
     https://keybase.io/mpapis
 "
-    return _ret
+    exit $_ret
   fi
 }
 
@@ -437,7 +447,7 @@ but no GPG software exists to validate it, skipping."
     return 0
   }
 
-  verify_package_pgp "${rvm_archives_path}/$2" "${rvm_archives_path}/$2.asc" "$1" || return $?
+  verify_package_pgp "${rvm_archives_path}/$2" "${rvm_archives_path}/$2.asc" "$1"
 }
 
 get_and_unpack()
@@ -769,35 +779,34 @@ follow this link for details how to fix:
 
 rvm_install_select_and_get_version()
 {
+  typeset _version_release
+
   for dir in "$rvm_src_path" "$rvm_archives_path"
   do
     [[ -d "$dir" ]] || mkdir -p "$dir"
   done
 
+  _version_release="${version}"
   case "${version}" in
     (head)
-      echo "${branch}" > "$rvm_path/RELEASE"
+      _version_release="${branch}"
       install_head sources[@] ${branch:-master} || exit $?
       ;;
 
     (latest)
-      echo "${version}" > "$rvm_path/RELEASE"
       install_release sources[@] $(fetch_version sources[@]) || exit $?
       ;;
 
     (latest-minor)
-      echo "${version}" > "$rvm_path/RELEASE"
       version="$(\cat "$rvm_path/VERSION")"
       install_release sources[@] $(fetch_version sources[@] ${version%.*}) || exit $?
       ;;
 
     (latest-*)
-      echo "${version}" > "$rvm_path/RELEASE"
       install_release sources[@] $(fetch_version sources[@] ${version#latest-}) || exit $?
       ;;
 
     (+([[:digit:]]).+([[:digit:]]).+([[:digit:]])) # x.y.z
-      echo "version" > "$rvm_path/RELEASE"
       install_release sources[@] ${version} || exit $?
       ;;
 
@@ -805,6 +814,7 @@ rvm_install_select_and_get_version()
       fail "Something went wrong, unrecognized version '$version'"
       ;;
   esac
+  echo "${_version_release}" > "$rvm_path/RELEASE"
 }
 
 rvm_install_main()
diff --git a/binscripts/rvm-installer.asc b/binscripts/rvm-installer.asc
index f81deb6d3d..ba50e80bf1 100644
--- a/binscripts/rvm-installer.asc
+++ b/binscripts/rvm-installer.asc
@@ -1,17 +1,17 @@
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v2
 
-iQIcBAABAgAGBQJUUN2YAAoJEOIGwp+/BP8XbSUP/R+G+XDc2bH4yQMLt9otZKga
-awwq0SFl82wqc3PCN3wxk3npSSnl4QRzsk5C6mBlWldwU+0t8xEbNY2pjQsyL+mP
-eXK5oQurtOWMSM/dTjxv1hM5bM3FZN5VtDhockhi5hZpNAxbvaOLIwKUf75rgMvx
-5SGnTgjEov2URfDMuf+efWv8k5MtP5gZoE33tom4jXJgx7XiQjJt87UEqOMvdr98
-kTJmvIgIX6urIuggKWgnfVRXdGSuFTjlISt5JNn1PQrafA1YvCYiJ4YC9ULIVpAa
-plfVdH6A1rmE0PDQhf0EoGqEa2mEjlZbQHlnuchooLYTmB88lGSb5ZoJpZwXeTrE
-/HTpHvMvIMo2dYPNAQJ4TWSC8kikwpMunruP3XUdi7nB+8HRx2T1OkIJtVZcEL2K
-kLiFXnEGAlSAwdFnsadXC1ZYjFmIMlLQS44ajIESVlV/W88m0mAqP+3jQtUEuc7x
-qY3eWwn1LU9j0maTaZIqKB+tmVtg2ibuHbiHUQzxdkC1zpuRxyR3cVRXfJRSgTvf
-lMEVb2QINHjBNLU9m7u8rjVo/J3GPtK5+SL1oQ9JY/STdgaCHyuHCTJ8HLQ5jEv0
-pZ2HB06Rrl2rtBz0VJ7HJYwJzaOqcjXOCshSNWmRhgK/eB8lkKHcIcO3m1CpzLJa
-19qXP+hiV+UR5ci6N7ry
-=0YI8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+=TAQ2
 -----END PGP SIGNATURE-----
diff --git a/config/db b/config/db
index c6ba36c8e3..321cbf8d16 100644
--- a/config/db
+++ b/config/db
@@ -3,10 +3,6 @@ niceness=0
 # Rubies
 interpreter=ruby
 default_ruby=ruby
-tcs_repo_url=git://github.com/thecodeshop/ruby.git
-tcs_repo_branch=trunk
-jamesgolick_repo_url=git://github.com/jamesgolick/ruby.git
-jamesgolick_repo_branch=tcs-ruby_1_9_3
 ruby_repo_url=git://github.com/ruby/ruby.git
 ruby_url=http://cache.ruby-lang.org/pub/ruby
 ruby_url_fallback_1=http://ftp.ruby-lang.org/pub/ruby
@@ -63,8 +59,6 @@ ree_1.8.7_url=http://rubyenterpriseedition.googlecode.com/files
 ree_1.8.7_repo_url=git://github.com/FooBarWidget/rubyenterpriseedition187-330
 ree_1.8.7_patch_level=2012.02
 ree_1.8.7_2010.02_url=http://rubyforge.org/frs/download.php/71096
-kiji_repo_url=git://github.com/twitter/rubyenterpriseedition187-248.git
-kiji_version=head
 mruby_repo_url=git://github.com/mruby/mruby.git
 mruby_url=https://github.com/mruby/mruby/archive
 mruby_version=1.0.0
diff --git a/config/known b/config/known
index d3f0ca3445..b100848696 100644
--- a/config/known
+++ b/config/known
@@ -11,20 +11,7 @@
 [ruby-]2.1-head
 ruby-head
 
-# GoRuby
-goruby
-
-# Topaz
-topaz
-
-# TheCodeShop - MRI experimental patches
-tcs
-
-# jamesgolick - All around gangster
-jamesgolick
-
-# Minimalistic ruby implementation - ISO 30170:2012
-mruby[-head]
+# for forks use: rvm install ruby-head-<name> --url https://github.com/github/ruby.git --branch 2.1
 
 # JRuby
 jruby-1.6.8
@@ -38,12 +25,21 @@ rbx-2.1.1
 rbx[-2.2.10]
 rbx-head
 
+# Opal
+opal
+
+# Minimalistic ruby implementation - ISO 30170:2012
+mruby[-head]
+
 # Ruby Enterprise Edition
 ree-1.8.6
 ree[-1.8.7][-2012.02]
 
-# Kiji
-kiji
+# GoRuby
+goruby
+
+# Topaz
+topaz
 
 # MagLev
 maglev[-head]
@@ -56,9 +52,6 @@ macruby[-0.12]
 macruby-nightly
 macruby-head
 
-# Opal
-opal
-
 # IronRuby
 ironruby[-1.1.3]
 ironruby-head
diff --git a/config/pre_commit.yml b/config/pre_commit.yml
new file mode 100644
index 0000000000..deb06f0dac
--- /dev/null
+++ b/config/pre_commit.yml
@@ -0,0 +1,5 @@
+---
+:checks_add:
+- :gpg
+:checks_remove:
+- :rails
diff --git a/patchsets/ruby/1.9.3/head/railsexpress b/patchsets/ruby/1.9.3/head/railsexpress
index 9abf87dec6..df0226325f 100644
--- a/patchsets/ruby/1.9.3/head/railsexpress
+++ b/patchsets/ruby/1.9.3/head/railsexpress
@@ -1,18 +1,19 @@
 https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/01-fix-make-clean.patch
-https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/02-railsbench-gc.patch
-https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/03-display-more-detailed-stack-trace.patch
-https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/04-fork-support-for-gc-logging.patch
-https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/05-track-live-dataset-size.patch
-https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/06-webrick_204_304_keep_alive_fix.patch
-https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/07-export-a-few-more-symbols-for-ruby-prof.patch
-https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/08-thread-variables.patch
-https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/09-faster-loading.patch
-https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/10-falcon-st-opt.patch
-https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/11-falcon-sparse-array.patch
-https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/12-falcon-array-queue.patch
-https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/13-railsbench-gc-fixes.patch
-https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/14-show-full-backtrace-on-stack-overflow.patch
-https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/15-configurable-fiber-stack-sizes.patch
-https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/16-backport-psych-20.patch
-https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/17-fix-missing-c-return-event.patch
-https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/18-fix-process-daemon-call.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/02-zero-broken-tests.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/03-railsbench-gc.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/04-display-more-detailed-stack-trace.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/05-fork-support-for-gc-logging.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/06-track-live-dataset-size.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/07-webrick_204_304_keep_alive_fix.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/08-export-a-few-more-symbols-for-ruby-prof.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/09-thread-variables.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/10-faster-loading.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/11-falcon-st-opt.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/12-falcon-sparse-array.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/13-falcon-array-queue.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/14-railsbench-gc-fixes.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/15-show-full-backtrace-on-stack-overflow.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/16-configurable-fiber-stack-sizes.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/17-backport-psych-20.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/18-fix-missing-c-return-event.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/head/railsexpress/19-fix-process-daemon-call.patch
diff --git a/patchsets/ruby/1.9.3/p550/railsexpress b/patchsets/ruby/1.9.3/p550/railsexpress
new file mode 100644
index 0000000000..51598c8e70
--- /dev/null
+++ b/patchsets/ruby/1.9.3/p550/railsexpress
@@ -0,0 +1,19 @@
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/p550/railsexpress/01-fix-make-clean.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/p550/railsexpress/02-zero-broken-tests.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/p550/railsexpress/03-railsbench-gc.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/p550/railsexpress/04-display-more-detailed-stack-trace.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/p550/railsexpress/05-fork-support-for-gc-logging.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/p550/railsexpress/06-track-live-dataset-size.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/p550/railsexpress/07-webrick_204_304_keep_alive_fix.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/p550/railsexpress/08-export-a-few-more-symbols-for-ruby-prof.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/p550/railsexpress/09-thread-variables.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/p550/railsexpress/10-faster-loading.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/p550/railsexpress/11-falcon-st-opt.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/p550/railsexpress/12-falcon-sparse-array.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/p550/railsexpress/13-falcon-array-queue.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/p550/railsexpress/14-railsbench-gc-fixes.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/p550/railsexpress/15-show-full-backtrace-on-stack-overflow.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/p550/railsexpress/16-configurable-fiber-stack-sizes.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/p550/railsexpress/17-backport-psych-20.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/p550/railsexpress/18-fix-missing-c-return-event.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/1.9.3/p550/railsexpress/19-fix-process-daemon-call.patch
diff --git a/patchsets/ruby/2.0.0/head/railsexpress b/patchsets/ruby/2.0.0/head/railsexpress
index 8961409cdd..a84a7dfdba 100644
--- a/patchsets/ruby/2.0.0/head/railsexpress
+++ b/patchsets/ruby/2.0.0/head/railsexpress
@@ -2,4 +2,3 @@ https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/2.0.0/
 https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/2.0.0/head/railsexpress/02-railsexpress-gc.patch
 https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/2.0.0/head/railsexpress/03-display-more-detailed-stack-trace.patch
 https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/2.0.0/head/railsexpress/04-show-full-backtrace-on-stack-overflow.patch
-https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/2.0.0/head/railsexpress/05-fix-missing-c-return-event.patch
diff --git a/patchsets/ruby/2.0.0/p594/railsexpress b/patchsets/ruby/2.0.0/p594/railsexpress
new file mode 100644
index 0000000000..4942f8d942
--- /dev/null
+++ b/patchsets/ruby/2.0.0/p594/railsexpress
@@ -0,0 +1,4 @@
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/2.0.0/p594/railsexpress/01-zero-broken-tests.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/2.0.0/p594/railsexpress/02-railsexpress-gc.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/2.0.0/p594/railsexpress/03-display-more-detailed-stack-trace.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/2.0.0/p594/railsexpress/04-show-full-backtrace-on-stack-overflow.patch
diff --git a/patchsets/ruby/2.1.4/railsexpress b/patchsets/ruby/2.1.4/railsexpress
new file mode 100644
index 0000000000..33044d28a1
--- /dev/null
+++ b/patchsets/ruby/2.1.4/railsexpress
@@ -0,0 +1,8 @@
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/2.1.4/railsexpress/01-zero-broken-tests.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/2.1.4/railsexpress/02-improve-gc-stats.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/2.1.4/railsexpress/03-display-more-detailed-stack-trace.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/2.1.4/railsexpress/04-show-full-backtrace-on-stack-overflow.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/2.1.4/railsexpress/05-funny-falcon-stc-density.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/2.1.4/railsexpress/06-funny-falcon-stc-pool-allocation.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/2.1.4/railsexpress/07-aman-opt-aset-aref-str.patch
+https://raw.githubusercontent.com/skaes/rvm-patchsets/master/patches/ruby/2.1.4/railsexpress/08-funny-falcon-method-cache.patch
diff --git a/scripts/cli b/scripts/cli
index 1accaa93ba..31ecbdcfee 100755
--- a/scripts/cli
+++ b/scripts/cli
@@ -353,13 +353,18 @@ __rvm_parse_args()
             rvm_ruby_strings="$rvm_token"
             ;;
 
-          opal*|jruby*|ree*|kiji*|macruby*|rbx*|rubinius*|goruby|mruby|ironruby*|default*|maglev*|topaz*|tcs*|jamesgolick*|ruby*|system|default|all)
+          opal*|jruby*|ree*|macruby*|rbx*|rubinius*|goruby|mruby|ironruby*|default*|maglev*|topaz*|ruby*|system|default|all)
             rvm_action="${rvm_action:-use}"
             rvm_ruby_interpreter="$rvm_token"
             rvm_ruby_string="$rvm_token"
             rvm_ruby_strings="$rvm_token"
             ;;
 
+          kiji*|tcs*|jamesgolick*)
+            rvm_error_message="The $rvm_token was removed from RVM, use: rvm install ruby-head-<name> --url https://github.com/github/ruby.git --branch 2.1"
+            rvm_action="error"
+            ;;
+
           old)
             case "${rvm_action:-action-missing}" in
               remove)
diff --git a/scripts/functions/build_config_system b/scripts/functions/build_config_system
index baec04bd1c..9bdcf3365a 100644
--- a/scripts/functions/build_config_system
+++ b/scripts/functions/build_config_system
@@ -4,7 +4,7 @@
 __rvm_setup_compile_environment_system_early_osx_old_rubies()
 {
   # skip if 10.10+
-  __rvm_version_compare "${_system_version}" -lt 10.10 || return 0
+  __rvm_version_compare "${_system_version}" -ge 10.10 || return 0
 
   case ${rvm_ruby_string:-""} in
     ruby-1.8.7*)
@@ -348,12 +348,16 @@ __rvm_setup_compile_environment_osx_compiler()
   fi
 }
 
-__rvm_setup_compile_environment_osx_107_ruby213()
+__rvm_setup_compile_environment_osx_107_ruby21()
 {
   if
-    [[ "${_system_version}" == "10.7" && "$1" == "ruby-2.1.3" ]]
+    [[ "${_system_version}" == "10.7" ]]
   then
-    rvm_configure_flags+=( --with-setjmp-type=setjmp )
+    case "$1" in
+      (ruby-2.1.3|ruby-2.1.4)
+        rvm_configure_flags+=( --with-setjmp-type=setjmp )
+        ;;
+    esac
   fi
 }
 
@@ -378,7 +382,7 @@ __rvm_setup_compile_environment_system_OSX()
 {
   __rvm_setup_compile_environment_flags_tcltk  "$@" || return $?
   __rvm_setup_compile_environment_osx_compiler "$@" || return $?
-  __rvm_setup_compile_environment_osx_107_ruby213 "$@" || return $?
+  __rvm_setup_compile_environment_osx_107_ruby21 "$@" || return $?
   true # OSX --trace FIX
 }
 
diff --git a/scripts/functions/cleanup b/scripts/functions/cleanup
index b71913d7f5..801bbb962a 100644
--- a/scripts/functions/cleanup
+++ b/scripts/functions/cleanup
@@ -17,11 +17,11 @@ __rvm_rm_rf_verbose()
   if
     [[ -n "${ZSH_VERSION:-}" ]]
   then
-    setopt extendedglob
+    \builtin setopt extendedglob
   elif
     [[ -n "${BASH_VERSION:-}" ]]
   then
-    shopt -s extglob
+    \builtin shopt -s extglob
   else
     rvm_error "What the heck kind of shell are you running here???"
   fi
diff --git a/scripts/functions/cli b/scripts/functions/cli
index 0a731745c0..05bc937e89 100644
--- a/scripts/functions/cli
+++ b/scripts/functions/cli
@@ -193,12 +193,22 @@ verify_package_pgp()
     rvm_log "GPG verified '$1'"
   else
     typeset _ret=$?
-    rvm_error "GPG signature verification failed for '$1' - '$3'!
+    rvm_error "\
+Warning, RVM 1.26.0 introduces signed releases and \
+automated check of signatures when GPG software found.
+Assuming you trust Michal Papis import the mpapis public \
+key (downloading the signatures).
+
+GPG signature verification failed for '$1' - '$3'!
 try downloading the signatures:
 
-    ${rvm_gpg_command##*/} --keyserver hkp://keys.gnupg.net --recv-keys D39DC0E3
+    ${SUDO_USER:+sudo }${rvm_gpg_command##*/} --keyserver hkp://keys.gnupg.net --recv-keys D39DC0E3
+
+or if it fails:
+
+    command curl -sSL https://rvm.io/mpapis.asc | ${SUDO_USER:+sudo }${rvm_gpg_command##*/} --import -
 
-they can be compared with:
+the key can be compared with:
 
     https://rvm.io/mpapis.asc
     https://keybase.io/mpapis
diff --git a/scripts/functions/manage/base_install b/scripts/functions/manage/base_install
index f0b444603c..cb21fc9a9e 100644
--- a/scripts/functions/manage/base_install
+++ b/scripts/functions/manage/base_install
@@ -220,8 +220,14 @@ __rvm_install_ruby_try_remote()
   then
     rvm_log "Searching for binary rubies, this might take some time."
     typeset __rvm_ruby_url __rvm_ruby_verify_download_flag __ruby_identifier
-    __ruby_identifier="${rvm_ruby_string%-${detected_rvm_ruby_name:-}}"
+    __ruby_identifier="${rvm_ruby_string}"
     __rvm_ruby_url="$( __rvm_remote_server_path "${__ruby_identifier}" )"
+    if
+      [[ -z "${__rvm_ruby_url}" ]]
+    then
+      __ruby_identifier="${rvm_ruby_string%-${detected_rvm_ruby_name:-}}"
+      __rvm_ruby_url="$( __rvm_remote_server_path "${__ruby_identifier}" )"
+    fi
     IFS=: read __rvm_ruby_verify_download_flag __rvm_ruby_url <<<"${__rvm_ruby_url}"
     if
       (( ${rvm_verify_downloads_flag_cli:-${rvm_verify_downloads_flag:-1}} > ${__rvm_ruby_verify_download_flag:=0} ))
@@ -401,7 +407,6 @@ https://rvm.io/rubies/named/
       ;;
     rbx)      ruby_install_type=rubinius ;;
     ir)       ruby_install_type=ironruby ;;
-    kiji|tcs|jamesgolick) ruby_install_type=ruby     ;;
     default)
       rvm_error "a ruby interpreter to install must be specified and not simply 'default'."
       return 1
diff --git a/scripts/functions/manage/rubinius b/scripts/functions/manage/rubinius
index 608a3e5e45..4d18f2aaeb 100644
--- a/scripts/functions/manage/rubinius
+++ b/scripts/functions/manage/rubinius
@@ -112,12 +112,6 @@ rubinius_install()
     rvm_error "There has been an error while trying to apply patches to rubinius.  \nHalting the installation."
     return $result
   }
-  case "${_system_name}" in
-    Arch) true ;;
-    *)
-      (( ${#rvm_configure_flags[@]} )) || rvm_configure_flags=( --skip-system )
-      ;;
-  esac
   rvm_configure_flags=( --prefix="$rvm_ruby_home"  "${rvm_configure_flags[@]}" )
 
   __rvm_db "${rvm_ruby_interpreter}_configure_flags" "db_configure_flags"
diff --git a/scripts/functions/requirements/cygwin b/scripts/functions/requirements/cygwin
index 8f047d8647..9312a5b91f 100644
--- a/scripts/functions/requirements/cygwin
+++ b/scripts/functions/requirements/cygwin
@@ -54,7 +54,10 @@ requirements_cygwin_define()
       requirements_cygwin_define "${1%-head}"
       ;;
     (*)
-      requirements_check libiconv zlib zlib-devel openssl openssl-devel libyaml-devel libyaml0_2 sqlite3 make libtool gcc gcc-core autoconf automake bison m4 mingw64-i686-gcc mingw64-x86_64-gcc
+      requirements_check libiconv zlib zlib-devel openssl openssl-devel \
+        libyaml-devel libyaml0_2 sqlite3 make libtool gcc gcc-core \
+        autoconf automake bison m4 mingw64-i686-gcc mingw64-x86_64-gcc \
+        patch
       if [[ "${_system_arch}" == "x86_64" ]]
       then requirements_check cygwin32-readline
       else requirements_check readline
diff --git a/scripts/functions/requirements/opensuse b/scripts/functions/requirements/opensuse
index 399cbe833e..c956c0802e 100644
--- a/scripts/functions/requirements/opensuse
+++ b/scripts/functions/requirements/opensuse
@@ -24,6 +24,26 @@ requirements_opensuse_install_custom()
   requirements_rvm_pkg_libs_install "$@" || return $?
 }
 
+requirements_opensuse_define_default()
+{
+  requirements_check automake binutils bison bzip2 libtool m4 make patch \
+    gdbm-devel glibc-devel libffi-devel libopenssl-devel readline-devel \
+    zlib-devel libdb-4_5 "$@"
+  case ${__type} in
+    (suse)
+      requirements_opensuse_lib_installed libyaml-devel ||
+      {
+        requirements_check pkg-config
+        requirements_rvm_pkg_lib_installed_custom yaml
+      }
+      ;;
+    (*)
+      requirements_check libyaml-devel
+      ;;
+  esac
+}
+
+
 requirements_opensuse_define()
 {
   case "$1" in
@@ -53,21 +73,13 @@ requirements_opensuse_define()
       requirements_check autoconf git
       requirements_opensuse_define "${1%-head}"
       ;;
+    (rbx*|rubinius*)
+      requirements_opensuse_define_default llvm llvm-clang llvm-devel ||
+        return $?
+      ;;
     (*)
-      requirements_check automake binutils bison bzip2 gcc gcc-c++ libtool m4 make patch \
-        gdbm-devel glibc-devel libffi-devel libopenssl-devel readline-devel zlib-devel libdb-4_5
-      case ${__type} in
-        (suse)
-          requirements_opensuse_lib_installed libyaml-devel ||
-          {
-            requirements_check pkg-config
-            requirements_rvm_pkg_lib_installed_custom yaml
-          }
-          ;;
-        (*)
-          requirements_check libyaml-devel
-          ;;
-      esac
+      requirements_opensuse_define_default gcc gcc-c++ ||
+        return $?
       ;;
   esac
 }
diff --git a/scripts/functions/selector b/scripts/functions/selector
index d30ee70de0..65068c8c05 100755
--- a/scripts/functions/selector
+++ b/scripts/functions/selector
@@ -363,9 +363,7 @@ __rvm_ruby_string_find()
   if
     __rvm_ruby_string_installed
   then
-    if [[ -n "${rvm_ruby_name:-}" && ! "${rvm_ruby_string}" == *"-${rvm_ruby_name}" ]]
-    then rvm_ruby_string="${rvm_ruby_string}${rvm_ruby_name:+-}${rvm_ruby_name:-}"
-    fi
+    true  # use the selected/detected rvm_ruby_string
   elif
     __rvm_ruby_string_remotely_available
   then
@@ -385,9 +383,9 @@ __rvm_ruby_string_find()
       __rvm_ruby_string_parse_ ||
       return $?
     fi
-    if [[ -n "${rvm_ruby_name:-}" && ! "${rvm_ruby_string}" == *"-${rvm_ruby_name}" ]]
-    then rvm_ruby_string="${rvm_ruby_string}${rvm_ruby_name:+-}${rvm_ruby_name:-}"
-    fi
+  fi
+  if [[ -n "${rvm_ruby_name:-}" && ! "${rvm_ruby_string}" == *"-${rvm_ruby_name}" ]]
+  then rvm_ruby_string="${rvm_ruby_string}${rvm_ruby_name:+-}${rvm_ruby_name:-}"
   fi
 }
 
diff --git a/scripts/functions/selector_interpreters b/scripts/functions/selector_interpreters
index 86f6c6b778..fd2c3691b7 100644
--- a/scripts/functions/selector_interpreters
+++ b/scripts/functions/selector_interpreters
@@ -344,12 +344,6 @@ __rvm_select_interpreter_topaz()
   __rvm_select_interpreter_common "topaz"
 }
 
-__rvm_select_interpreter_kiji()
-{
-  __rvm_select_interpreter_common "kiji"
-  rvm_ruby_string="kiji-head"
-}
-
 __rvm_select_interpreter_goruby()
 {
   __rvm_select_interpreter_common "goruby"
@@ -377,21 +371,6 @@ __rvm_select_interpreter_mruby()
   fi
 }
 
-__rvm_select_interpreter_tcs()
-{
-  __rvm_select_interpreter_common "tcs"
-  rvm_ruby_string="tcs"
-  rvm_disable_binary_flag=1
-}
-
-__rvm_select_interpreter_jamesgolick()
-{
-  __rvm_select_interpreter_common "jamesgolick"
-  rvm_ruby_string="jamesgolick"
-  rvm_ruby_repo_branch="${rvm_ruby_repo_branch:-"$(__rvm_db "jamesgolick_repo_branch")"}"
-  rvm_disable_binary_flag=1
-}
-
 __rvm_select_interpreter_ruby()
 {
   if
diff --git a/scripts/functions/selector_parse b/scripts/functions/selector_parse
index e37a6cdc59..49b6a9a20f 100644
--- a/scripts/functions/selector_parse
+++ b/scripts/functions/selector_parse
@@ -150,7 +150,7 @@ __rvm_ruby_string_parse_()
 
       ([0-9][0-9]*)
         case "${rvm_ruby_interpreter:-""}" in
-          (ree|kiji)
+          (ree)
             rvm_ruby_patch_level="$string"
             rvm_ruby_revision=""
             ;;
@@ -210,7 +210,7 @@ __rvm_ruby_string_parse_()
         rvm_ruby_interpreter="rbx"
         ;;
 
-      (opal|ruby|rbx|jruby|macruby|ree|kiji|maglev|ironruby|goruby|mruby|tcs|jamesgolick|topaz)
+      (opal|ruby|rbx|jruby|macruby|ree|maglev|ironruby|goruby|mruby|topaz)
         rvm_ruby_interpreter="$string"
         ;;
 
diff --git a/scripts/functions/support b/scripts/functions/support
index 0ce1ec565b..e31a1a78de 100644
--- a/scripts/functions/support
+++ b/scripts/functions/support
@@ -236,14 +236,14 @@ __rvm_setup_utils_functions_Other()
   __rvm_grep() { GREP_OPTIONS="" \command \grep "$@" || return $?; }
   __rvm_stat() { \command \stat "$@" || return $?; }
 
-  if command which --skip-alias --skip-functions which >/dev/null 2>&1
-  then __rvm_which() { command which --skip-alias --skip-functions "$@" || return $?; }
-  elif command which whence >/dev/null 2>&1 && command whence whence >/dev/null 2>&1
-  then __rvm_which() { command whence -p "$@" || return $?; }
-  elif command which which >/dev/null 2>&1
-  then __rvm_which() { command which "$@" || return $?; }
-  elif which which >/dev/null 2>&1
-  then __rvm_which() { which "$@" || return $?; }
+  if \command \which --skip-alias --skip-functions which >/dev/null 2>&1
+  then __rvm_which() { \command \which --skip-alias --skip-functions "$@" || return $?; }
+  elif \command \which whence >/dev/null 2>&1 && \command \whence whence >/dev/null 2>&1
+  then __rvm_which() { \command \whence -p "$@" || return $?; }
+  elif \command \which which >/dev/null 2>&1
+  then __rvm_which() { \command \which "$@" || return $?; }
+  elif \which which >/dev/null 2>&1
+  then __rvm_which() { \which "$@" || return $?; }
   else
     typeset __result=$?
     rvm_error "ERROR: Missing proper 'which' command. Make sure it is installed before using RVM!"
diff --git a/scripts/functions/utility_package b/scripts/functions/utility_package
index 36ad34b8c6..cfb287a7f7 100644
--- a/scripts/functions/utility_package
+++ b/scripts/functions/utility_package
@@ -3,7 +3,7 @@
 __rvm_fix_group_permissions()
 {
   if
-    umask -S | __rvm_grep 'g=rw' >/dev/null
+    \umask -S | __rvm_grep 'g=rw' >/dev/null
   then
     chmod -R g+rwX "$@"
   fi
diff --git a/scripts/functions/utility_system b/scripts/functions/utility_system
index cccb8ee484..52e7599cdf 100644
--- a/scripts/functions/utility_system
+++ b/scripts/functions/utility_system
@@ -292,10 +292,12 @@ __rvm_remote_server_path_single()
   elif
     file_exists_at_url "${__remote_file}"
   then
+    rvm_debug "Remote file exists ${__remote_file}"
     printf "%b" "$( __rvm_db "rvm_remote_server_verify_downloads${3:-}" ):${__remote_file}"
   elif
     [[ -f "${rvm_archives_path}/${rvm_ruby_package_file##*/}" && "${rvm_ruby_package_file##*/}" == *bin-* ]]
   then
+    rvm_debug "Cached file exists ${__remote_file}"
     printf "%b" "$( __rvm_db "rvm_remote_server_verify_downloads${3:-}" ):${rvm_archives_path}/${rvm_ruby_package_file##*/}"
   else
     rvm_debug "Remote file does not exist ${__remote_file}"
diff --git a/scripts/hook b/scripts/hook
index b572e6b94f..b07a6a1f08 100755
--- a/scripts/hook
+++ b/scripts/hook
@@ -16,12 +16,12 @@ if
 then
   hooks=()
   if
-    [[ -f "$rvm_hooks_path" ]]
+    [[ -d "$rvm_hooks_path" ]]
   then
     hooks+=( "$rvm_hooks_path" )
   fi
   if
-    [[ "$PWD/.rvm/hooks" != "$rvm_hooks_path" && -f "$PWD/.rvm/hooks" ]]
+    [[ "$PWD/.rvm/hooks" != "$rvm_hooks_path" && -d "$PWD/.rvm/hooks" ]]
   then
     hooks+=( "$PWD/.rvm/hooks" )
   fi
diff --git a/scripts/mount b/scripts/mount
index 62cb6d916a..720de0dc69 100755
--- a/scripts/mount
+++ b/scripts/mount
@@ -351,7 +351,7 @@ external_import_configure()
   fi
 
   rvm_ruby_url="$1"
-  rvm_ruby_string="${2:-${rvm_ruby_url}}"
+  rvm_ruby_string="${2:-${rvm_ruby_name:-${rvm_ruby_url}}}"
 
   [[ -r "${rvm_ruby_url}" ]] ||
   case "${rvm_ruby_url}" in
@@ -429,7 +429,8 @@ external_import_validate_archive()
   typeset short_ruby_string
 
   __rvm_read_lines path_to_bin_ruby <(
-    __rvm_package_list "$rvm_archives_path/${rvm_ruby_package_file}" | __rvm_grep "bin/ruby$"
+    __rvm_package_list "$rvm_archives_path/${rvm_ruby_package_file}" | __rvm_grep "bin/ruby$" ||
+    __rvm_package_list "$rvm_archives_path/${rvm_ruby_package_file}" | __rvm_grep "bin/jruby$"
   )
   __rvm_read_lines downloaded_names <(
     __rvm_package_list "$rvm_archives_path/${rvm_ruby_package_file}" | __rvm_awk -F/ '{print $1}' | sort -u
@@ -441,6 +442,7 @@ external_import_validate_archive()
   then
     __path_to_extract="${path_to_bin_ruby[*]}"
     __path_to_extract="${__path_to_extract%bin/ruby}"
+    __path_to_extract="${__path_to_extract%bin/jruby}"
   elif
     [[ "${short_ruby_string}" == "${downloaded_names[*]}" ]]
   then
@@ -512,9 +514,13 @@ external_import_validate_binary()
   esac
 
   missing_libs=()
+  found_libs=()
+  if [[ -x "${rvm_rubies_path}/${rvm_ruby_string}/bin/ruby" ]]
+  then found_libs+=( "${rvm_rubies_path}/${rvm_ruby_string}/bin/ruby" )
+  fi
   case ${_system_type} in
     (Linux|SunOS)
-      found_libs=( $(
+      found_libs+=( $(
         __rvm_find "${rvm_rubies_path}/${rvm_ruby_string}/${external_libdir}" -name '*.so' 2>/dev/null
       ) )
       if
@@ -527,7 +533,7 @@ external_import_validate_binary()
       fi
       ;;
     (Darwin)
-      found_libs=( $(
+      found_libs+=( $(
         __rvm_find "${rvm_rubies_path}/${rvm_ruby_string}/${external_libdir}" -name "*.bundle" 2>/dev/null
       ) )
       if