Merge pull request #188 from AppScale/testing

Merging 1.6.8 into master
Merge pull request #203 from AppScale/testing

bumped version number to 1.6.9
Merge pull request #228 from AppScale/testing

AppScale 1.7.0 Release
Merge pull request #266 from AppScale/testing

AppScale 1.9.0 Release
Merge pull request #310 from AppScale/testing

AppScale 1.10.0 Release
update to precise
Merge branch 'testing' of github.com:AppScale/appscale-tools into precise
Merge branch 'testing' of github.com:AppScale/appscale-tools into precise
Merge branch 'testing' of https://github.com/AppScale/appscale-tools into precise
Merge remote-tracking branch 'org/testing' into precise
added check for gce creds
Merge branch 'limit-instance-name-length' of github.com:shatterednirvana/appscale-tools into testing
Merge remote-tracking branch 'org/testing' into precise
Merge pull request #333 from AppScale/testing

AppScale 1.11.0 Release
Merge branch 'testing' of github.com:AppScale/appscale-tools into testing
changed the string we look for when doing key injection
Merge pull request #335 from AppScale/login-ubuntu

Login ubuntu
removing python 2.5 runtime
Merge pull request #336 from AppScale/precise

Precise upgrade
prevent python25 apps from being uploaded