Removed PyGithub from tools to doc
Add PyGithub qtaste/doc/src
Updated Release Notes script to look at new path of PyGithub
Removed PyGithub from installation pack
Issue #112: TestData CSV file is now encoded/decoded as UTF-8. QTaste User Manual updated to advice for the right encoding when special characters are used. Same oncept for TestScript.py. Added to encoding line (utf-8) to all TestScript.py of DEMO