Merge remote-tracking branch 'origin/release/0.10' into release/0.10

Release 0.10-RC1

Merge pull request #111 from mesos/commons-lang3

upgrade commons-lang to commons-lang3

Merge pull request #92 from mesos/bug/stopped-executor-not-restarted

Remove failed task from state

Copy all environment variables to logstash

Merge pull request #87 from mesos/feature/jarMode

Jar mode

Moved Scheduler tests back to where they belong

updated marathon dummyframework: busyboxlogger

Updated sample marathon.json

Set executor container to 0.0.3