bumped travis build for 0.10
Explicitly state use of --watch with yogi/shifter

Idea to add a little bit more explicit documentation on use of --watch to help support issue 60. 
added quotes
Merge branch 'master' of git://github.com/twobit/yogi into twobit-master
Removed branches and Node 0.6 from travis config
Merge branch 'master' into benchmark
Removed HEAD from test refs