Initial commit
Added support entities and whitespace on discovery
Refactor all exceptions
Allow to create oEmbed object without setting url
Created a simple client class to handle GET request
Clean unwanted spaces
Enhance the discovery process

added preset providers with scheme's to make it more efficient to find
the right endpoint
Added more providers
Added some integration details
Removed unexpected character
Add Composer script handler
Updated composer description
Changed $endpoint to be optional
Preset to all providers as default
Fixes typo
Added wildcard to each of the providers schemes
do not throw exception if http response is 304
reset endpoint after changing the url
Merge pull request #1 from miguelibero/upstream_fixes

Upstream fixes
Fixed unit tests and classloader return value