style array references
    * Intrduced $(A[0]) array style references.
changelog
p-repo-rev now creates a batch file like all other commands. Does not use boto any more
Merge branch 'master' into shai

* up-repo-rev command become batch producing.
* up-repo-rev command use aws commadn line instead of boto.
up-repo-rev commadn gets --run option
merged from shai