Add docs PDF to repo

This will make it easier for people to read about qcircuit!

Change verion number in tutorial

Update ProvidesPackage date

Update version number in tutorial and style

In preparation for the 2.5.2 release, we update
the version numbers appropriately.

Merge pull request #10 from CQuIC-GitHub/dev

Dev

Merge branch 'dev'

Conflicts:
	.gitignore
	README.md