updated composer.json to PSR-4
cleaned up code
Updated autoload
Fixed config; added document_title member variable.
Cleaned up code
restyled code
updated pagination methods
cleaned up code
Merge branch 'master' into cleanup

Conflicts:
	lib/TCPDF.php
Fixed config
Fixed sanitize method
Cleaned up code style
Fixed Output method (now returns filename)
updated fonts
fixed code style
Fixed default orientation
Merge branch 'master' into develop
Merge branch 'release/4.0.1'