Tweak permissions_caching_test tiemouts
Fix since() annotation in schema_test.py
permissions_caching_test, attempt N+1
Fixes upgrade_through_versions_test to support 2.0
Merge branch 'master' of github.com:riptano/cassandra-dtest
wide rows test
Rename wide_rows.py to wide_rows_test.py so it's picked up by nose
new dtest for CASSANDRA-5609
Reduced number of rows to write to speed up test and fixed bug where due to nature of random numbers a possibility exists for query to return fewer than three values in test_column_index_stress
use builtin set rather than in import sets module
fix super_column_cache_test