azkaban-aplcache

addressed comments #532. Still unable to figure out gradle …

build file in C, so have not made that change yet

added execute-as-user feature. refer to documentation on …

usage details

Merge remote branch 'origin/master'

merged with multi-executor branch

Merge branch 'multipleexecutors_canary' of https://github.com/azkaban/azkaban

Merge branch 'multipleexecutors' of https://github.com/azkaban/azkaban …

into multipleexecutors_canary

Merge pull request #511 from evlstyle/multipleexecutor Fix …

the free memory calculation on the executor box.

address review comment to print out the bash result on fail.

Address review comments to reduce the call checking file existance.

Disable some system specific tests that may mail on the Traivs …

boxes during build.