Added devtools path
Turned off "removeTrailingWhitespace" in Atom

Change-Id: Ic3c361ac588f0d6d9aba7f920ef42fabba0a9c42
Added Kaleidoscope to git's diff and mergetools

Change-Id: I97a77c3f8c51e90f988126fb12acb543df9dcd25
Added a shortcut to launch a common project file

Change-Id: Ifc707f0ea3f6aa1af1f5d7f30acc9859ff48eb1e