Merge pull request #21 from ligthyear/gh-pages

Android Coaches call by Stefan - copyedited by aleks.
added Berlin as the location
Merge pull request #22 from biafra23/gh-pages

added Berlin as the location
New pycoaches post.
Update _posts/2013-01-07-python-coaches-wanted.md

Fixed some language quirks
Merge pull request #14 from stefanhoth/patch-1

Thanks for the fixes, @Stefan.
Merge pull request #23 from ligthyear/call-for-more-coaches

We are looking for more python coaches
OTS Melbourne: Added introduction to programming