Added password checking to user login
Added bootswatch and font-awesome CSS files
created links between users
- modified signin.html template to include ask for username and added login logic to the login view
- modified main template to properly interpret when a user is logged in
- created a helper function for context processing (for now will always tack on the current_user
	as a template variable)
- updated .gitignore to exclude open files (*~)
-abstracted all flask-login interactions to be accessed through the 'accounts' module
- cleaned up views.py
added some logging info to authentication function
merged login branch into develop
Added some CSS fixes to header
Merge branch 'develop' of github.com:byu-osl/bookout into develop

Conflicts:
	bookout/templates/maintemplate.html

Fixed merge conflict in maintemplate
finished css changes
User registration

user must have a unique username and email
password not visible
Basic search page
merged login into develop