Modifications of groovy scripts in MSOCommonBPMN removing following:
Replaced MsoLogger with plain slf4j.
Refactored loging output.
Fixed imports.
Replaced utils.log() with respective logger calls (except for
AbstractServiceTaskProcessor class).
Modifications to MsoUtils class.
Change-Id: I6bdd8ab6f60dca9b765fcf7d56f5aaa707c028cc
Issue-ID: LOG-631
Signed-off-by: Witold Ficio Kopel <w.kopel@samsung.com>