Mongoid 3.0 dependency.
Add note about Gemfile order for Grape
Merge pull request #16 from andyw8/master

Add note about Gemfile order for Grape
Merge branch 'master' of github.com:artsy/garner
Incremented version, updated CHANGELOG.
Abandon Ruby 1.8.7.
Regenerate gemspec for version 0.2.0
Updated invalidation semantics for Mongoid mixin.
Checking for changed? is incorrect, because foreign references are not reflected by it.
Invalidate mongoid document after it has been updated, not before.
Only support 1.9.3 with Mongoid.
Also invalidate the class, forgot to add in the split.
Regenerate gemspec for version 0.2.1
Garner::Cache::ObjectIdentity.cache can now take an array of bindings to return an array of objects, using read_multi when available.
Fix: README had an incorrect example, use bindings.
Separated cache into cache and cache_multi.
Incrementing version, preparing for release.
Do not attempt to fetch again objects in Garner::Cache::ObjectIdentity.cache_multi after they were not retrieved from read_multi, write them directly to cache.
Preparing for a release.
Regenerate gemspec for version 0.3.1