Sorted the command list in the help and autocompletion view. Also removed string formatter for the help descriptions.
Updated README.md: Corrected some typos and beautified some parts
Update README.md
Fixing issue #8: Added a try..finally block around main loop to ensure clean-up commands are executed.
Modified according to comment by italorossi on #8
Merge pull request #7 from SvenChmie/master

Merging PR7, improving readme and sorted command list.