Merge bbapp and bbos.
Fix README. Remove obsolete setup files.
How to install bbos with help of virtualenv.
Fix comments. Move classes on top of the file.
Show how to use virtualenv.
Fix code blocks.
Remove autogenerated files.
Add virtualenv support. Python interpreter will be reused from the script directory.
Fix path join.
Remove obsolete code and fix tests. Add more comments.
Merge pull request #49 from d2rk/master

Merge bbapp and bbos