Merge branch 'mezuro-dev' of gitorious.org:+mezuro/noosfero/mezuro into mezuro-dev

Conflicts:
	plugins/mezuro/public/javascripts/processing.js
Merge branch 'mezuro-dev' of gitorious.org:+mezuro/noosfero/mezuro into mezuro-dev
Merge branch 'mezuro-dev' of github.com:mezuro/noosfero into mezuro-dev
[Mezuro] Started to implement Mail Notification.
Merge branch 'mezuro-dev' of github.com:mezuro/noosfero into mezuro-dev
[Mezuro] Finished Processing Observer model.
[Mezuro] View and controller for repository observer.
[Mezuro] Removed useless repository controller test.
[Mezuro] Finished repository observer controller tests
[Mezuro] Added validate_email function on validations.js
[Mezuro] Finished new repository observer validation.
[Mezuro] Acceptance test for adding repository observer.
[Mezuro] Repository observer acceptance test with filled fields.
Merge branch 'mezuro-dev' of github.com:mezuro/noosfero into mezuro-dev
Merge branch 'mail-notify' into mezuro-dev