Add better instrumentation to the calculators
Added instrumentation to other calculators
Optimized the EnginePerformanceMonitor
Merge branch 'fix-haz-map-uhs-filename' of http://github.com/larsbutler/oq-engine into better-instrumentation
Cosmetic change
CONTRIBUTORS.txt:

Initial commit.
Merged from master
Merge branch 'master' of github.com:gem/oq-engine into better-instrumentation
Given more dignity to the CacheInserter
Calling the monitor cache.flush() explicitly in the clean_up method of the calculator
Fixed a forgotten change of name
Moved the call to cache.flush() in the function _do_run_calc
Minimal change
CONTRIBUTORS.txt:

Added Josh to the list of project managers.
Merge pull request #1158 from larsbutler/contributors-file

CONTRIBUTORS.txt

[r=pslh]
Merge pull request #1150 from gem/better-instrumentation

Add instrumentation via the EnginePerformanceMonitor to all the calculators
Cleanup and fixed some importer tests
Merge branch 'master' of github.com:gem/oq-engine into dump_hazards