i18n
i18n some things
repair miss change and add some for i18n
i18n in cappa dir
bad hack for access to django ugettext in xmodule
some l10n
Problem creation l10n

Conflicts:
	common/lib/xmodule/xmodule/capa_module.py
	common/lib/xmodule/xmodule/master_class_module.py
	common/lib/xmodule/xmodule/peer_grading_module.py
Problem creation l10n

Conflicts:
	common/lib/xmodule/xmodule/capa_module.py
	common/lib/xmodule/xmodule/master_class_module.py
	common/lib/xmodule/xmodule/peer_grading_module.py
i18n problems
fixes
fixes and l10n
fixes
fixes
fixes
Fix in base.js
Partially fix issue #1632
Fix issue #1632
Fix #2065