Moving the 'otlib' package out of the 'nail' package.
NailLib some changes.
Moving the 'nail.objectbuilder' package to the 'ob' package.
New class for assets.
Moving tools from 'nail' package to 'ob' package.
Organize imports.
Changed the message of the limit reached.
Added StorageEvent class, some changes.
Added: changed property flag in the things storage.
New client changed command.
Added: A reference to file in the storages.
Added more change dispatches
Using the getTotalSprites method.
Update resource es_ES
Moved the getSpriteIndex function to ThingType.
Moved the getTextureIndex to ThingType.
Cleanup code, doc comment.
Cleanup code, new fillBackground function.
Setting change property before dispatch the event.
UI changes.