basic content store
add concrete Cassandra-based persistence module
add CassandraTopicStore
add CassandraTopicStore instance to CassandraPersistenceModule
up guava version
add ContentHasher collaborator and refactor persistent module
add topics cfs to schema
Add EquivalenceRecordStore implementation
Switch LookupRef for EquivalenceRef
make cassandra context accessible
fix topic store integration test
instantiate EquivalenceRecordStore
update guava to 14.0
add wagon extension
update cassandra schema
fix verfication in TopicStore integration test
rework protobuf compilation
change alias cfs validation to LongType
log resolve op latency
update to astyanax 1.56.26