remove direction because it is forbidden in EPUB3 CSS Profile
Merge pull request #29 from vincent-gros/master

Remove direction property (not allowed in EPUB3)
Merge branch 'master' of github.com:mgylling/epub-testsuite into reorganization

Conflicts:
	content/30/epub30-test-004-he/EPUB/package.opf
added dir="rtl" in body