Edouard Tisserant [Sat, 14 Mar 2015 14:51:39 +0100] rev 1459
Added log message when RETAIN memory not valid
Edouard Tisserant [Sat, 14 Mar 2015 11:32:23 +0100] rev 1458
Fixed leftover typo
Edouard Tisserant [Fri, 13 Mar 2015 22:36:52 +0100] rev 1457
Added PLCID variable accessible from C side, set with binarie's MD5. Added retain init and cleanup calls. Extended tests/python to test PLCID