Cassandra Native driver

Added basic CRU

Killing off hecter

Passing tests local datastore
Use more native types instead of all strings
Support delete
TCK work AttachMethodSpec all wired up now need to build out schema for tests

Auto gen some of the tables but too slow to do everytime wip

Allow types not native supported to be serialized as bytebuffers and deserialized.
Move to gorm folder

Removed idea fiels that just messes with git status
Got the grails plugin wired

Fixed CassandraEntityPersister to only read the unsafebytes if not null.

Update gitignore

Check in webinf stuff
Cleanup printlns
Convert Cassandra Session to return a Session as the native interface.

Force all nativepropertykeys to lower case.

Started CassandraQuery implementation.
Remove println switch to slf4j logging.
Allowed external config of contactpoints and default keyspace. Fixed up update so it worked correctly.
Support Enum storage as strings in C* as well as URI objects
Correctly only pass back a keyvalueentry if anything is found.
WIP Changing how session works
Bump bersion to 0.2-SNAPSHOT
Initial attempt to get the plugin running and passing the TCK Specs

Copy over Specs from TCK, change ids to UUID and add missing @Entity annotations
Add basic code to Setup to create keyspace, column families, columns, and indexes
Add more conversion code for storing, and a couple converters for retrieval
Modify session handling to fix errors (functional, maybe not optimal)
Add log4j configuration
Modified CassandraMappingContext to more closely match KeyValueMappingContext

* Temp changes to work with C* 1.2
  - Use 1.0 version of java driver
  - Use alternatives to CREATE IF EXISTS and getAvailableWithoutFetching

Conflicts:
	grails-datastore-gorm-cassandra/build.gradle
	grails-datastore-gorm-cassandra/src/main/java/org/grails/datastore/mapping/cassandra/CassandraDatastore.java
	grails-datastore-gorm-cassandra/src/main/java/org/grails/datastore/mapping/cassandra/CassandraSession.java
	grails-datastore-gorm-cassandra/src/main/java/org/grails/datastore/mapping/cassandra/engine/CassandraEntityPersister.java
	grails-datastore-gorm-cassandra/src/test/groovy/org/grails/datastore/gorm/Setup.groovy
Fixes after merge.
Fix javadoc