cleanup of outdated files

libmozembed hasn't existed for years, we're in git not cvs, and .dsp files do not work
Update Makefile.frag

Fixed forgotten renamed file generator.php --> gtkgenerator.php
Update Makefile.frag

Fixed forgotten renamed file generator.php --> gtkgenerator.php
Update Makefile.frag

Fixed forgotten renamed file generator.php --> gtkgenerator.php
Update Makefile.frag

Fixed forgotten renamed file generator.php --> gtkgenerator.php
Update Makefile.frag

Fixed forgotten renamed file generator.php --> gtkgenerator.php
Update Makefile.frag

Fixed forgotten renamed file generator.php --> gtkgenerator.php
Update config.w32

Fixed forgotten renamed file generator.php --> gtkgenerator.php
Update config.w32

Fixed forgotten renamed file generator.php --> gtkgenerator.php
Update Makefile.frag

Fixed forgotten renamed file generator.php --> gtkgenerator.php
Update docgen.php

Fixed forgotten renamed file generator.php --> gtkgenerator.php
Additional changes for generator.php => gtkgenerator.php rename
Rest of missing gtkgenerator changes
Change error on gtk_init to report the actual error from gtk for better debugging

Also line ending fixes for all tests and a .gitattributes file (really should have been it's own commit)