creating branch templates and maintaining the dirname when the branch's slug field is changed.
removed empty branch.css file and references to it.
adding an extend_template variable to context so templates can extend the branch specific 'base.html' or 'subpage.html' templates.
branches_default extend the templates in branches_base. when a new branch is saved, branches_default is copied and will have preference.
forgot to commit this template in my last commit.
added dashes to regex patterns for url slugs.
moved branch files to a dedicated folder and added a css and js file for each branch.
branch header, intro, and footer use tinyMCE and have a wysiwig editor in the backend.
branch html fields are rendered properly in templates.
admin enhancer static files are loaded properly.
using sqlite for testing
testing branch creation from admin. closes #4.
testing that emails objects and template files were created. closes #2 & #3.