[t3001] Readd butteruid being appending onto sources for Sequencer Clips
Bug #3449 - Switch to unified GA account
Bug #856421 - Run Travis CI tests on node v0.8 and v0.10
Bug #3441 - Remove unused util/xhr dependencies
Bug #3441 - Add new util/xhr2 module
Bug #3441 - Convert butter to use xhr2
Bug #3441 - Convert crashreporter to use xhr2
Bug #3441 - Convert dialog/dialogs/feedback to use xhr2
Bug #3441 - Convert editor/editor to use xhr2
Bug #3441 - Convert cornfield/module to use xhr2
Bug #3441 - Server should only parse json
Bug #3441 - Remove deprecated util/xhr
Bug #3441 - Rename util/xhr2 -> util/xhr
merge Butter/master; resolve confilcts