Added consistency level support and tests

EBD-10245
updated driver version to 1.04
Workaround for data consistency problem by using USING TIMESTAMP

EBD-10266
EBD-10245
JAVA-164 (DataStax)
Remove to TODO's

EBD-10266
get microseconds from System.currentTimeMillis instead of System.nanos, and remove duplication in the poms

EBD-10266
Added unit test for getCurrentMicros()

EBD-10266
Merge pull request #26 from ebuddy/EBD-10245_consistency-level

EBD 10245 consistency level and also EBD-10266