Updating histories and ensuring VERSION and date are good for 1.1.2

Fix Embeddable and super issues. Prep for release 1.1.1

Renaming casted model to embeddable and preparing for 1.1.0 launch@

Fixing assiging hashes to casted arrays properties

Upgrading to use CouchRest 1.1.0.pre3 and new Hash-less design

Test fix

Fixing issues with dirty tracking on nested models and related improv…

…ements

Adding 2moro's benchmarks for dirty tracking

Fixing issues with Ruby 1.8.7

Merge branch 'master' of github.com:couchrest/couchrest_model

Conflicts:
	history.txt