Adding --save flag to npm install
Path to correct package.json.
Stricter install path to ensure shrink-wrap file does not muck with dependencies.
- Update task was pointing to the wrong package.json file.
- Update task now installs specific package updates.
- Shrinkwrapping failures are now piped through stderr.
Merge remote-tracking branch 'local/develop' into develop

Conflicts:
	tasks/update.js
Update tests.
Merge remote-tracking branch 'local/develop' into develop
2.1.1
Merge branch 'release/2.1.1' into develop
Merge remote-tracking branch 'local/develop' into develop

Conflicts:
	defaults/robyn.json
	package.json
2.1.1
Merge branch 'release/2.1.1-1' into develop