Merge pull request #14 from maboiteaspam/code_review

Code review
lint code via eslint
change License file to agpl v3 (that way it matches the npm manifest)
add eslint to changelog
fix bugs
fix sigint handler
Merge remote-tracking branch 'upstream/master' into install-from-disk

Conflicts:
	cozy-light.js
	tests.js
Merge remote-tracking branch 'upstream/master' into install-from-disk

Conflicts:
	cozy-light.js
	tests.js
fixed fetchManifest termination
fixed fetchInstall termination signature
uninstallApp forwards err
npmHelpers : updated  test suite
actions.installApp, uninstallApp : fix callback termination to foward err
add global fixturesDir
add, lengthen several timeout for slow hardware, internet connection