Changed WikipediaMarkupCleaner.java to add a dot at the end of sections' titles.
add random mediawiki test resource

this code is from http://en.wikipedia.org/w/wiki.phtml?title=Autorack&oldid=61146669, which is linked to from http://en.wikipedia.org/wiki/Wikipedia:Annotated_article.
fix some typos
test removeMarkup method
add punctuation to headings
Merge remote-tracking branch 'giulio/wikipedia_cleaner_fix' into wikipedia_cleaner_fix
Merge branch 'wikipedia_cleaner_fix'
update ignores