Added a helper function example to textmate page

content/integration/textmate.haml

@@ -129,3 +129,15 @@
 %pre.code
   :preserve
     exec ruby -wKU "$@"
+
+%h2
+  Miscellaneous
+%p
+  You can create a shell function to open a project directory with files excluded.
+  Here is a simple example of this idea:
+
+%script{:src => "https://gist.github.com/762023.js?file=gistfile1.sh"}
+%p
+  The above function code (minus the first line) is placed in your dotfiles or
+  \~/.bash_profile if you do not maintain dotifiles.
+

content/workflow/rvmrc.haml

@@ -201,13 +201,15 @@
         rvm --create  "${ruby_string}@${gemset_name}"
       fi
 
-      # Ensure that Bundler is installed, install it if it is not.
-      if ! command -v bundle ; then
-        gem install bundler
-      fi
-
-      # Bundle while redcing excess noise.
-      bundle | grep -v 'Using' | grep -v 'complete' | sed '/^$/d'
+      (
+        # Ensure that Bundler is installed, install it if it is not.
+        if ! command -v bundle ; then
+          gem install bundler
+        fi
+
+        # Bundle while redcing excess noise.
+        bundle | grep -v 'Using' | grep -v 'complete' | sed '/^$/d'
+      )&
 
     else