Renamed class
Split AcRunProcess into an interface with two implementations.

One class for exe and another for url acccess.
Upgraded project to latest TeamCity release (v8.1.1)
Added missing resource file.
Updated the way we do interaction with AccuRev.
Updated pom.xml to silence build warnings.
Updated reference to AccuRevCommon.jar dependency.
More changes to make the plug-in work in our custom environment.