octocat, squirrel, shipit
Copyright (c) 2012 GitHub Inc. All rights reserved.

bowtie, neckbeard
Copyright (c) 2012 37signals, LLC. All rights reserved.

feelsgood, finnadie, goberserk, godmode, hurtrealbad, rage 1-4, suspect
Copyright (c) 2012 id Software. All rights reserved.

trollface
Copyright (c) 2012 whynne@deviantart. All rights reserved.

All other emoji images
Copyright (c) 2012 Apple Inc. All rights reserved.

All existing code
Copyright 2013 Carlos Galdino

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.