Merge pull request #116 from le0pard/master

I am invalid. Rollback to engine
while generating engine routes use the engine name as a prefix to the routes instead of adding _ between the engine name and route.
adding test for engine include and exclude options.
fixing matcher to compare using _ for engine routes.
Merge pull request #120 from squigglybraces/master

#119 config.include and config.exclude does not work correctly with rails engine.
Versin 0.9.9
v0.9.9 changelog