Fix typos. Closes #102.
Fix: [Setup] section directive UsePreviousLanguage was not working when Setup was running in 64-bit mode. Closes  #101.
Fix more typos. Closes #103.
Fix typo. #103.
Fix more typos. Closes #104.
Updated old style Github URLs.
Include Motaz's last name as requested by him via mail.
Get rid of ROPSPATH settings, not needed anymore due to submodules.
Fix ROPS/UniPs path.
Tweaked /QP output to be more informative yet look cleaner. Also is less code.

Additionally fixed a missing 'Exit'.