Merge pull request #6 from yushko/master

ExchangeRate command was extended
Merge pull request #7 from yushko/master

Currency conversion function fixes
Minor changes.
Merge pull request #8 from yastrov/master

Minor changes.
- command fix
Merge branch 'master' of https://github.com/Nigrimmist/HelloBot
- new module added (WhatIsIt.cs)
- now, bot commands can contains multiple words
- bug fix
- map module implementation
- map fix
- directions to map added
- dll structure changes
- map help enhancement
Merge remote-tracking branch 'upstream/master'