Forward port r4572. More work on the ECR to allow arbitrary .md5 file locations for frame checksums.

The profiler now creates one level of directory (the gps time) if needed.


git-svn-id: https://redoubt.ligo-wa.caltech.edu/svn/advLigoRTS/trunk@4576 6dcd42c9-f523-4c6d-aada-af552506706e