don't search for a function name twice
Release Version 2.0.50
Bump Version to 2.0.51-dev
Better error messages, using full function names supplied to getattr
Merge commit '95e8b7fb2539c783bafe0b1b7e538ab2fa724d76' from PR #826

Conflicts:
	ion/util/enhanced_resource_registry_client.py
make suspend_data_product_persistence idempotent with regard to data product deletion
Merge pull request #1216 from ifreecarve/2013-06-18_fix_buildbot_data_product_ms

Fixes to buildbot, caused when suspending persistence of deleted data product
Bumps coverage-model ref; unskips cov_dr test

Bumps the coverage-model submodule reference to obtain coverage doctor tweaks

Removes skip for test_run_coverage_doctor
Merge pull request #1218 from blazetopher/tweak_recovery

Bumps coverage-model ref; unskips cov_dr test
Prepwork for LRT
Updates ion-defs
Fixes for RDT and LRT
Updates ion-funcs