Made the Mesos - Jenkins slaves configurable with multiple slaveInfo.
Each slaveInfo can hold Jenkins-label name and its own slave
configuration(CPU,MEM etc).
Mesos plugin will provision slave based on the Job's assigned label
Merge pull request #24 from maselvaraj/master

Added the ability to launch Jenkins slaves that differ in resource requirements.
Fix for https://github.com/jenkinsci/mesos-plugin/issues/10
Return absolute path instead of relative path for slave file system root.
Merge pull request #28 from maselvaraj/master

Fix for https://github.com/jenkinsci/mesos-plugin/issues/10 to return absolute path as slave root.