New splash directive and factory added (for testing). New utils service.
Implemented object serialization to be passed to a directive as an attribute.
Turned a factory into a directive. Creating all the splash items before the animation start
New utility functions to fetch previous wordset index and words
Bugfix: setting the word width again on word change
Recovering the initial placeholder values after creating the splash items
Added one more wordset.
Comments added. Removing/adding classes to the splash items