changelog
    
    
    - Sat, 29 Mar 2014 16:53:58 +0100
 
    - by Mike Becker <universe@uap-core.de> [Sat, 29 Mar 2014 16:53:58 +0100] rev 18
 
    - fixed bishop + added pawn promotion + added move log
 
    - Sat, 29 Mar 2014 14:46:33 +0100
 
    - by Mike Becker <universe@uap-core.de> [Sat, 29 Mar 2014 14:46:33 +0100] rev 17
 
    - implemented bishop rules
 
    - Fri, 28 Mar 2014 14:32:52 +0100
 
    - by Mike Becker <universe@uap-core.de> [Fri, 28 Mar 2014 14:32:52 +0100] rev 16
 
    - introduced status codes for get_location to produce detailed error messages + added knight rules
 
    - Fri, 28 Mar 2014 11:45:01 +0100
 
    - by Mike Becker <universe@uap-core.de> [Fri, 28 Mar 2014 11:45:01 +0100] rev 15
 
    - completed pawn rules + bug fixes for 4-char-moves
 
    - Wed, 26 Mar 2014 14:53:15 +0100
 
    - by Mike Becker <universe@uap-core.de> [Wed, 26 Mar 2014 14:53:15 +0100] rev 14
 
    - fixed crucial bug where both players could move at the same time + added pawn rules (TODO: en passant)
 
    - Wed, 26 Mar 2014 14:12:59 +0100
 
    - by Mike Becker <universe@uap-core.de> [Wed, 26 Mar 2014 14:12:59 +0100] rev 13
 
    - completed eval_move
 
    - Wed, 26 Mar 2014 13:16:49 +0100
 
    - by Mike Becker <universe@uap-core.de> [Wed, 26 Mar 2014 13:16:49 +0100] rev 12
 
    - interface for retrieving locations when using short algebraic notation
inverted return values of not yet implemented functions to prevent bugs 
    - Sat, 22 Mar 2014 18:56:52 +0100
 
    - by Mike Becker <universe@uap-core.de> [Sat, 22 Mar 2014 18:56:52 +0100] rev 11
 
    - added network messages for check and checkmate
 
    - Sat, 22 Mar 2014 17:23:07 +0100
 
    - by Mike Becker <universe@uap-core.de> [Sat, 22 Mar 2014 17:23:07 +0100] rev 10
 
    - prepared code base for implementing rules
 
    - Sat, 22 Mar 2014 16:25:49 +0100
 
    - by Mike Becker <universe@uap-core.de> [Sat, 22 Mar 2014 16:25:49 +0100] rev 9
 
    - implemented castling (without validation)
 
    - Sat, 22 Mar 2014 16:04:02 +0100
 
    - by Mike Becker <universe@uap-core.de> [Sat, 22 Mar 2014 16:04:02 +0100] rev 8
 
    - implemented simple pawn movement
 
    - Wed, 19 Mar 2014 15:36:54 +0100
 
    - by Mike Becker <universe@uap-core.de> [Wed, 19 Mar 2014 15:36:54 +0100] rev 7
 
    - implemented chess board and remis/surrender messages
 
    - Wed, 19 Mar 2014 10:08:25 +0100
 
    - by Mike Becker <universe@uap-core.de> [Wed, 19 Mar 2014 10:08:25 +0100] rev 6
 
    - structured code
 
    - Mon, 17 Mar 2014 15:39:36 +0100
 
    - by Mike Becker <universe@uap-core.de> [Mon, 17 Mar 2014 15:39:36 +0100] rev 5
 
    - separated server and client module
 
    - Mon, 17 Mar 2014 14:35:53 +0100
 
    - by Mike Becker <universe@uap-core.de> [Mon, 17 Mar 2014 14:35:53 +0100] rev 4
 
    - exit hook
 
    - Thu, 06 Mar 2014 15:03:06 +0100
 
    - by Mike Becker <universe@uap-core.de> [Thu, 06 Mar 2014 15:03:06 +0100] rev 3
 
    - changed UI to ncurses session + added network handshake
 
    - Sun, 23 Feb 2014 21:03:35 +0100
 
    - by Mike Becker <universe@uap-core.de> [Sun, 23 Feb 2014 21:03:35 +0100] rev 2
 
    - fixed network code + added game info and transmission of game info
 
    - Wed, 05 Feb 2014 14:07:43 +0100
 
    - by Mike Becker <universe@uap-core.de> [Wed, 05 Feb 2014 14:07:43 +0100] rev 1
 
    - added (single) client / server architecture
 
    - Thu, 23 Jan 2014 14:45:34 +0100
 
    - by Mike Becker <universe@uap-core.de> [Thu, 23 Jan 2014 14:45:34 +0100] rev 0
 
    - init project