Adding pom.xml and reorganizing source files
Several pom.xml improvements suggested by tbroyer
mavening sample application
small improvements to pom.xml
splitting out a separator core package with its own pom.xml, changing top-level pom.xml to an aggregator.
Further improvements to the Mavenization

 * renamed core and sample to gwtmockito and gwtmockito-sample
 * simplified the POMs (moving things to the parent POM to be inherited by
   the child POMs)
 * restored gwt-dev in the compile scope
Merge pull request #3 from tbroyer/maven

Further improvements to the Mavenization
Restore resource section in pom.xml to include the source files in the jar
Merge branch 'maven'