Quote id column correct
quote column & tables of identity_cache sql commands
cache quoted_table_name
Don't quote column 'id'
Merge pull request #60 from RobWu/pg

PG quote issue fix
Quote the ID column in secondary index fetches so that postgres and assert_queries are happy.
Log deletes with both hits and misses in the cache proxy
change active(record|support) dependency version (we're patched, it's ok)