This allows conversion of MediaWiki-internal codes to standardized
codes suitable for inclusion in HTML.
Change-Id: I5d2102ca57cc6861b8ec144a90f9c17b630f38ce
timeout while converting timestamps should be a timeout for the whole
parse of that wikitext and not hidden by a invalid time.
Just let the exception bubble up to the caller
See ca71e69f for more information
Change-Id: I1f44e45dcc9b052717814990a3f5ce3a1bdf9d26
Needed for I869af06896b9757af18488b916211c5a41a8c563, where I am
trying to change LanguageFactory in MediaWiki core not to use
MWException.
Language::isSupportedLanguage() does not actually throw,
so this sigh can be one of relief.
Change-Id: I3079d8e18d88a4a26c2f2b09dccd4beea06678ee