Make Essence autoloader not attempt to load non-Essence classes.

Here we make sure that the Essence autoloader only attempts to load classes that
begin with Essence\...
Update to Twitter URL pattern.

Currently we only handle URLs like:

    https://twitter.com/JonathanAquino/status/332855223402000385

This patch also allows URLs like:

    https://twitter.com/JonathanAquino/statuses/332855223402000385

which are also valid.
Enhance support for Bandcamp and Vine URLs.

We provide special handling for Bandcamp and Vine URLs that generates code
for Bandcamp and Vine players.
Merge pull request #60 from JonathanAquino/twitter

Update to Twitter URL pattern.
Merge pull request #61 from JonathanAquino/bandcamp-vine

Enhance support for Bandcamp and Vine URLs.
Merge pull request #59 from JonathanAquino/autoload

Make Essence autoloader not attempt to load non-Essence classes.
Merge pull request #1 from felixgirault/master

Update from parent repo.