Use double quoted attribute values consistently
Preparation of introductory sections for FPWD.
Merge pull request #127 from foolip/double-quotes

Use double quoted attribute values consistently
Merge pull request #128 from silviapfeiffer/FPWDpreps2

Preparation of introductory sections for FPWD.
Remove stray <dd> which breaks validation.
Merge pull request #129 from silviapfeiffer/validator

Remove stray <dd> which breaks validation.
Merge commit '684fab5b4cb5ffb6327bbe4a6a96558c320cfd6b' into position-size-align
Merge commit '21ac7f17188eecd9aa6022173f80062f8d42180e' into position-size-align

Conflicts:
	webvtt.html