move config from parent pom to here. use gwt-version 2.7.0. fix the jackson dependencies
move config from parent pom to here. use gwt-version 2.7.0. fix the jackson dependencies

needed to adjust some gwt.xml files as well some code.

resty-gwt/resty-gwt,BiovistaInc/resty-gwt,BiovistaInc/resty-gwt,resty-gwt/resty-gwt,BiovistaInc/resty-gwt,resty-gwt/resty-gwt