Removed GlusterContainerExecutor, not required for hadoop-2.1
Merge branch 'master' into hadoop-2.1.0
Use the glusterfs:/// path in permission denied error message instead of filesystem path.
Update the release version field
Merge branch 'master' into hadoop-2.1.0
[ci-skip]
Throw an exception if the working directory or mapred.system dir doesn't exist. bz1115113
Merge pull request #105 from jayunit100/master

Neccessary amend to pull #96 - still throws exceptions in some cases
[ci-skip]
Merge branch 'master' into hadoop-2.1.0
Disable Runtime exception if working directory doesn't exist or if mapred/system directory doesn't exist.

Both directories are needed for map/reduce however they aren't required for hadoop filesystem functions which are common during cluster setup absent of the full framework.
Merge pull request #106 from gluster/hadoop-2.1.0

merge FORKED fixes from hadoop-2.1.0 into master
Merge pull request #109 from childsb/master

Remerge (accidentally) deleted files.