descriptions of entries checked and either incorporated to keywords and inspirations or redundancies removed

entries/mana.md

@@ -3,13 +3,11 @@
 - Home: http://www.manasource.org/
 - State: beta
 - Download: http://www.manasource.org/downloads.html
-- Keyword: framework, multiplayer online + massive
+- Keyword: framework, multiplayer online + massive, 2D, role playing
 - Code repository: https://github.com/mana/manaserv.git (https://github.com/mana), https://github.com/tales/tales-client.git @add
 - Code language: C++
 - Code license: GPL-2.0
 
-2D MMORPG platform.
-
 ## Building
 
 - Build system: CMake