Added host profiling of dslash.
Cleaned up printing of profiled output.
Refined host profiling
Merge branch 'host_profile' of github.com:lattice/quda into host_profile
Merge branch 'master' into host_profile
Merge branch 'host_profile' of https://github.com/lattice/quda into host_profile
Extended TimerProfile to cover Dslash profiling.  Removed previous event based dslash profiling and macro based HOST_PROFILE.
Fixed a warning in BQCD gauge packer.
Added timer for communications.
Added TimerProfile to fat link computation
Adding profiling to gauge force and fixes for constant interface change
Cleanup of dslashCuda profiling.