Most of database models reworked;
Add a lot of fixes;
	modified:   README.md
	modified:   courses/models.py
	modified:   courses/views.py
	modified:   database
	modified:   editor/models.py
	modified:   editor/views.py
	modified:   grant/settings.py
	modified:   grant/urls.py
	new file:   media/js/jquery-latest.js
	new file:   media/js/scripts.js
	modified:   plan/models.py
	modified:   plan/views.py
	modified:   professors/models.py
	modified:   professors/views.py
	new file:   specialty/__init__.py
	new file:   specialty/models.py
	new file:   specialty/tests.py
	new file:   specialty/views.py
	modified:   templates/courses/edit.html
	modified:   templates/courses/index.html
	new file:   templates/editor/index.html
	modified:   templates/index.html
	modified:   templates/plan/edit.html
	modified:   templates/plan/index.html
	modified:   templates/professors/edit.html
	modified:   templates/professors/index.html
	new file:   templates/specialty/edit.html
	new file:   templates/specialty/index.html
	modified:   userex/models.py
	modified:   userex/views.py