Fixed tarball and ppa script to work with git.

Change-Id: I32835c8cdfa610911779cde8db18a9b709ce0bcc

ppa_script.sh

@@ -46,8 +46,14 @@ ln -s "${tarball}" "${PROJECT}_${version}.orig.tar.gz"
 echo bzr checkout -r ${PACKAGING_REVNO} --lightweight $BZR_BRANCH $PROJECT-*
 bzr checkout -r ${PACKAGING_REVNO} --lightweight $BZR_BRANCH $PROJECT-*
 cd $PROJECT-*
-PACKAGING_REVNO="$(bzr revno --tree)"
-rm -rf .bzr
+if [ -d .git ]
+then
+    PACKAGING_REVNO="$(git log --oneline | wc -l)"
+    rm -rf .git
+else
+    PACKAGING_REVNO="$(bzr revno --tree)"
+    rm -rf .bzr
+fi
 
 # Please don't change this. It's the only way I'll get notified
 # if an upload fails.

tarball_script.sh

@@ -47,7 +47,12 @@ find_next_version() {
         then
             version="${version}~"
         fi
-        revno="${revno:-$(bzr revno)}"
+        if [ -d .git ]
+        then
+            revno="${revno:-$(git log --oneline |  wc -l)}"
+        else
+            revno="${revno:-$(bzr revno)}"
+        fi
         version="$(printf %s%s.%s%d "$version" "$datestamp" "$REVNOPREFIX" "$revno")"
         if grep -q "^$PROJECT $version$" "$RECORDFILE"
         then