projects/views.py : language, version, git url, branch name are passed to project_page.html
projects/project_page.html : modified more simple
language first character -> Capitail letters
language first character -> Capitail letters
properties/tests :language first character -> Capitail letters
Merge pull request #83 from wikibootup/UI_project_page

UI refactoring, project properties parameter is passed by one by one