[Gitian] Bump gitian build versions

Bumps the gitian build versions to 3.3, which should have been done
right after 3.2 was branched off.

At the same time, update to python3 explicitly and allow for some better
 error reporting.

contrib/gitian-descriptors/gitian-linux.yml

@@ -1,6 +1,7 @@
 ---
-name: "pivx-linux-3.2"
+name: "pivx-linux-3.3"
 enable_cache: true
+distro: "ubuntu"
 suites:
 - "bionic"
 architectures:
@@ -30,12 +31,13 @@ packages:
 - "faketime"
 - "bsdmainutils"
 - "ca-certificates"
-- "python"
+- "python3"
 remotes:
 - "url": "https://github.com/pivx-project/pivx.git"
   "dir": "pivx"
 files: []
 script: |
+  set -e -o pipefail
 
   WRAP_DIR=$HOME/wrapped
   HOSTS="i686-pc-linux-gnu x86_64-linux-gnu arm-linux-gnueabihf aarch64-linux-gnu riscv64-linux-gnu"
@@ -179,8 +181,9 @@ script: |
     find . -name "lib*.la" -delete
     find . -name "lib*.a" -delete
     rm -rf ${DISTNAME}/lib/pkgconfig
-    find ${DISTNAME}/bin -type f -executable -exec ../contrib/devtools/split-debug.sh {} {} {}.dbg \;
-    # find ${DISTNAME}/lib -type f -exec ../contrib/devtools/split-debug.sh {} {} {}.dbg \;
+    find ${DISTNAME}/bin -type f -executable -print0 | xargs -0 -n1 -I{} ../contrib/devtools/split-debug.sh {} {} {}.dbg
+    #find ${DISTNAME}/lib -type f -print0 | xargs -0 -n1 -I{} ../contrib/devtools/split-debug.sh {} {} {}.dbg
+    cp ../doc/README.md ${DISTNAME}/
     find ${DISTNAME} -not -name "*.dbg" | sort | tar --no-recursion --mode='u+rw,go+r-w,a+X' --owner=0 --group=0 -c -T - | gzip -9n > ${OUTDIR}/${DISTNAME}-${i}.tar.gz
     find ${DISTNAME} -name "*.dbg" | sort | tar --no-recursion --mode='u+rw,go+r-w,a+X' --owner=0 --group=0 -c -T - | gzip -9n > ${OUTDIR}/${DISTNAME}-${i}-debug.tar.gz
     cd ../../

contrib/gitian-descriptors/gitian-osx-signer.yml

@@ -1,5 +1,6 @@
 ---
 name: "pivx-dmg-signer"
+distro: "ubuntu"
 suites:
 - "bionic"
 architectures:
@@ -12,6 +13,8 @@ remotes:
 files:
 - "pivx-osx-unsigned.tar.gz"
 script: |
+  set -e -o pipefail
+
   WRAP_DIR=$HOME/wrapped
   mkdir -p ${WRAP_DIR}
   export PATH=`pwd`:$PATH

contrib/gitian-descriptors/gitian-osx.yml

@@ -1,6 +1,7 @@
 ---
-name: "pivx-osx-3.2"
+name: "pivx-osx-3.3"
 enable_cache: true
+distro: "ubuntu"
 suites:
 - "bionic"
 architectures:
@@ -23,16 +24,18 @@ packages:
 - "libcap-dev"
 - "libz-dev"
 - "libbz2-dev"
-- "python"
-- "python-dev"
-- "python-setuptools"
+- "python3"
+- "python3-dev"
+- "python3-setuptools"
 - "fonts-tuffy"
 remotes:
 - "url": "https://github.com/pivx-project/pivx.git"
   "dir": "pivx"
 files:
 - "MacOSX10.11.sdk.tar.gz"
 script: |
+  set -e -o pipefail
+
   WRAP_DIR=$HOME/wrapped
   HOSTS="x86_64-apple-darwin14"
   CONFIGFLAGS="--enable-reduce-exports --disable-bench --disable-gui-tests GENISOIMAGE=$WRAP_DIR/genisoimage"

contrib/gitian-descriptors/gitian-win-signer.yml

@@ -1,5 +1,6 @@
 ---
 name: "pivx-win-signer"
+distro: "ubuntu"
 suites:
 - "bionic"
 architectures:
@@ -16,6 +17,8 @@ files:
 - "osslsigncode-Backports-to-1.7.1.patch"
 - "pivx-win-unsigned.tar.gz"
 script: |
+  set -e -o pipefail
+
   BUILD_DIR=`pwd`
   SIGDIR=${BUILD_DIR}/signature/win
   UNSIGNED_DIR=${BUILD_DIR}/unsigned

contrib/gitian-descriptors/gitian-win.yml

@@ -1,6 +1,7 @@
 ---
-name: "pivx-win-3.2"
+name: "pivx-win-3.3"
 enable_cache: true
+distro: "ubuntu"
 suites:
 - "bionic"
 architectures:
@@ -20,13 +21,15 @@ packages:
 - "nsis"
 - "zip"
 - "ca-certificates"
-- "python"
+- "python3"
 - "rename"
 remotes:
 - "url": "https://github.com/pivx-project/pivx.git"
   "dir": "pivx"
 files: []
 script: |
+  set -e -o pipefail
+
   WRAP_DIR=$HOME/wrapped
   HOSTS="i686-w64-mingw32 x86_64-w64-mingw32"
   CONFIGFLAGS="--enable-reduce-exports --disable-bench --disable-gui-tests"