Merge pull request #44 from dnajd/master

wrists
Disable robot callsbacks when changing posture
Add debouncing to hand sensors - not perfect, but an improvement. Closes gh-24
Now give verbal warnings before stiffening/relaxing motors
Put exception handling around setting speech recognition vocabulary. Closes gh-27
Show connection dialog when robot is disconnected. Closes gh-36
Handle connection failures. Closes gh-39
Got file menu working
Create LICENSE
Merge pull request #48 from dnajd/master

updated naoutil
Merge remote-tracking branch 'upstream/master'
merged upstream and got head: up, down, center working