Remove pre-processing of PHP code, disallow I/O streams as file input
Merge branch 'dev'
Fix 'Install with git' commands
Reformatted code of Frame class to follow PSR-2 standards
Added visibility to some methods in the Frame class
Moved Frame classes to their own files
Added new Autoloader
Added unit tests
Removed php-font-lib from git submodules
Reformatted DOMPDF class to PSR-2's standards
Added method visibility to DOMPDF class
Reformatted Frame_Tree class to PSR-2's standards
Added method visibility to Frame_Tree class
Fixed performance issues
Removed Coding standards from contributing.md file because they are not compliant with PSR-* standards
Reformatted Table_Frame_Decorator class to PSR-2's standards
Added visibility to Table_Frame_Decorator class
Fixed bug with tables
Reformatted all files to PSR-2's standards
Added method visibility and PHPDoc to CellMap class