whitespace cleanup
switch over to using graphlab-twill to run graphlab
Add graphlab-twill to travis
testing out removing logger/java_opts in env
add map import
wrong method
typo
turn path to graphlab-twill into a property

also removes "metagraph.template" from the config path. This property
is not yet being versioned in the metagraph, so it doesn't make sense
to have this reference in the property name.
Log the arguments and exit code of running graphlab-twill
Merge remote-tracking branch 'remotes/origin/master' into twill
Merge remote-tracking branch 'remotes/origin/master' into test
Merge remote-tracking branch 'remotes/erickt/twill' into test
Merge pull request #1 from erickt/test

Test
fix change in properties name
Merge remote-tracking branch 'remotes/origin/master' into twill
convert twill zookeeper url into a property
Make sure the graphlab temp directory is world writable
fix a typo in the algorithm property
Merge branch 'twill' into test

Conflicts:
	src/main/java/org/lab41/dendrite/services/analysis/GraphLabService.java
Merge pull request #3 from erickt/test

Test