Switched to AaptCommandBuilder for R generation in GenerateSourcesMojo.
 Made AaptCommandBuilder take Files where applicable.
making build fail when duplicate package detected in default case
Changed to the simplified DependencyGraphBuilder interface as suggested by Herve.
Now available on maven-shared trunk
Update README.asciidoc
added a couple of NPE checks
updated docs
resolved conflict and merged
merge
dang merging .. lets see if this is it