Update main documentation.
On branch master, hanges to be committed:
	modified:   README.md
Fix bug of note not being reloaded after a rename.
On branch master, changes to be committed:
	modified:   mainwindow.py
Add documentation file.
On branch master, changes to be committed:
	new file:   Quark_Documentation/Getting_Started.md
Write documentation.
On branch master, changes to be committed:
	modified:   Quark_Documentation/Getting_Started.md
Fix bug with syntax highlighting of links and images.
On branch master, changes to be committed:
	modified:   mdhighlighter.py
Edit documentation.
On branch master, changes to be committed:
	modified:   Quark_Documentation/Getting_Started.md