Enhances consistency in 'Create Project' modal

Substitutes 'Add Project' (modal title) and
'Finish' (modal button) strings for
'Create Project' in order to improve consistency
as well as to make it clear the action
is being made.

Change-Id: I04204f35d9da53cd7827ca10dd41191352870f8b
Implements: String replacement
Fixes: bug #1107982