removed gratuitous preposition

Author: Raphael Das Gupta

docs/source/projects.rst

@@ -23,7 +23,7 @@ A new project directory can be created empty, or populated using one
 or more :term:`template` plugins. Templates should be specified as
 arguments to :ref:`command-mkproject`. Multiple values can be provided
 to apply more than one template. For example, to check out a Mercurial
-repository from on a project on bitbucket and create a new Django
+repository from a project on bitbucket and create a new Django
 site, combine the :ref:`templates-bitbucket` and
 :ref:`templates-django` templates.