added node defintions for mobile-imaging and foopy servers for the move to scl3.
deleted obsolete foopy definitions for build.scl1.mozilla.com
Backout f9962d45c96e, from Bug 975216 - Please update libxcb on the linux test slaves to a more recent release
Backout 2b5ac9bc03b6 from Bug 975216 (libxcb update)
Bug 987537 - .boto configuration file for ceph; r=dustin