Merge pull request #6 from filipwasil/master

Events functionality improved and used. Some minor fixes in World and entity
Old update/Input functionality removed with its roots
New event types introduced
Merge pull request #7 from filipwasil/master

More Jobs
Added uniform class

Also create methods which creates Uniforms and Attributes from active program
Job precision improvements. Feateures added. Usage methods improved. Sequence Job is now a vector.
Jobs improvements, accuracy corrections, use methods simplifications