refs #8323
1.  Fixed test cases that were failing
2.  Modified tile-generation build file to preserve scripts dir and timing.sh, but remove spark run files on clean
3.  Removed filtered outputs in a few spots where they shouldn't have been checked in.
4.  Fixed description in annotation service build file
refs #8323 - Error now thrown and build stopped on unsupported environment, rather than defaulting to cdh5.