Patch 0.0.12

__NOWYSIWYG__

Features

 * Ships in the overview are now sorted
 * Display freeing of port / cities in military advisor (troop movements), including retreat
 * Display of troops / fleet movements in military advisor (troop movements), including retreat
 * Sorting in the trading post

Bugfixes

 * Free town now possible
 * Trading post view
 * Fixed bug in the research tree