Add the optional YAML ZCFG support #4 and the zcfg2yaml converter. Return error messages that enable the service provider to quickly identify the root cause of errors due to configuration file syntax #90. Fix logic in addMapToMap #91. Enable multiple range definition using default and supported blocks. Add the lastest revision number in version.h (available from Python ZOO-API as zoo.VERSION).

git-svn-id: http://svn.zoo-project.org/svn/trunk@465 4b6b6ad6-68b3-4dcc-9231-bd9b83bc5dc3