i18n: Use new translation string factory. - Use the translation factory create in rhodecode.translation instead of creating multiple instances in each module.

i18n: Add module that creates a translation string factory.

cleanup: remove duplicate js dependancy

search: add syntax highlighting, line numbers and line context to file content search results

version: bumped version from 4.0.2 to 4.1.0

login: Bring recaptcha back to work. - Missed some template context variables needed for recaptcha to work. - Now reuse the register view in register_post when rendering the form with errors.

login: Fix error when getting remote IP address during registration. - Missed a call to `self.ip_addr` during migration to pyramid.

license: Add license header to new files.

event: Fire event when user sucessfully registered.

event: Add UserRegistered event class.