starting to port Mesos scheduler from project http://github.com/vladimirvivien/gomes to mesos-go.
Merge remote-tracking branch 'upstream/pure' into pure
Completed SchedDriver.Start() with tests.
Added channel-based synch introduced in pr #20.
sched.Start(), sched.Join(), sched.Run() run/tested OK.
Added LaunchTasks(), killTasks()
scheduler registration working, better tests, additional http-headers, and http response validation.
Move executor example under the examples dir.
Added handler for frameworkreregistered message.
Added scheduler driver resource offers handler.
added resource offer rescinded handler.
moved schedulerdriver interface to schedtype.go
remove built binary and updated gitignore.
Added status message ack handler.
Added handler for SlaveLost message.
Added handler for framworkmessage.
Merge pull request #28 from vladimirvivien/pure

Porting of Scheduler (WIP)

Taken this is a work in progress (a lot is still to be wired up, right?) but it's much better than the stubbed out pure scheduler - I'll go ahead and merge.