added gcc 4.8.2 to list of compilers that need special treatment
disabled testing of aggregation cursors #503

we merged the test but not the implementation from upstream 2.5, need to
disable the test until we do the implementation
made aggregation/mongos_slaveok.js less flaky due to #77
fixed index_hammer1.js with --auth #648

just needed auth args to benchRun
closes #685, fix some tests
Merge branch 'bugfixes/tokumx-1.3' into releases/tokumx-1.3