Update debian packaging

- Remove execution bit from index locks and stats.json
- Add fonts-sil-scheherazade as alternative dependency to ttf-me-quran
  which is not packaged for Ubuntu any more.
- Remove deprecated DM-Upload-Allowed field from DEB control
Fix .desktop launch command and add keywords

  Fix python shebang for Outputs.py
Merge branch 'master' of https://github.com/Alfanous-team/alfanous
Fix configobj encoding to use utf-8

That fixed configuration loading/saving
Remove custom Qt GUI styles

Remove links from about dialog
Add partial clean up for debian packaging
Add the option for Qt styles

Add  config keys existance checking for keys in sections
Change some default settings to show ayas and stats
Merge pull request #409 from sneetsher/master

debian packaging update && Desktop app fixes