fixed ticket #454: added condition on localaccount and user status
Add a python unitTest, fix for SQL injection throught UMS, secure for IMS
update VISHNU.py
update init scripts
added new cmake flag (COMPILE_ONLY_LIBBATCH) to allow building only dynamic library for the TMS's underlying batch scheduler
now COMPILE_ONLY_LIBBATCH disable the compilation of unrequired lib.
 * Only the TMS posix and, possibly, the selected target batch scheduler dynamic libraries are compiled