Ignore Geany IDE project files
Squashed commit of the following:

commit 2cca8358ca46c81de3464ccc04eafb2e98cf19a3
Merge: c7681ea 13badf3
Author: Peter Bittner <django@bittner.it>
Date:   Tue Jul 8 17:14:28 2014 +0200

    Merged HEAD, resolving addition of Windows Live to README

commit c7681ea48915da35b420f80d7cec673d217cc7af
Author: Peter Bittner <django@bittner.it>
Date:   Wed Jul 2 10:50:20 2014 +0200

    Made showcase chapter more prominent

commit cf20299b4d8af5edfc67ef87043c57a48bff53a2
Author: Peter Bittner <django@bittner.it>
Date:   Wed Jul 2 10:32:42 2014 +0200

    Added Organice demo to list of showcases

commit 5108961a2c2e42cb917e5e0267f570cff2d26a7e
Author: Peter Bittner <django@bittner.it>
Date:   Wed Jul 2 10:27:31 2014 +0200

    Splitted up README into documention chapters

commit c1fbd545417ca7ff170e49d85eefff51b1e85322
Author: Peter Bittner <django@bittner.it>
Date:   Wed Jul 2 10:24:57 2014 +0200

    Ignore Geany IDE project files
Re-added shameless plug
Google userinfo related scopes deprecated (closes #647)
Merged back accepted (and modified) pull request
Removed documentation redundancy

(Let's have DRY documentation, too\!)