Completed collaboration request functionality. Can now request to collaborate, accept or reject collaborations, and collaborators can leave a project they are collaborting in.
Merge branch 'collab_notif'
Merge branch 'master' of github.com:mike590/Gnarwhales
Generated model for comment, created controller for comments, created _comment partial in projects views
began adding form on project show page for newcomments"
Merge branch 'master' of github.com:mike590/Gnarwhales

Conflicts:
	app/views/layouts/application.html.erb
Merge branch 'comments'

Conflicts:
	app/models/project.rb
	app/views/projects/show.html.erb
	config/routes.rb
"Fixed all merge conflicts and refactored and removed bugs"