Fix for https://en.wikipedia.org/wiki/Wikipedia_talk:AutoWikiBrowser/Bugs#Does_not_remove_space_and_non-breaking_space_between_number_and_percent_symbol

git-svn-id: svn://svn.code.sf.net/p/autowikibrowser/code@10254 5227b50d-9349-4574-b055-4b0a7525e11c
Implement part of[[WP:CURRENCY]] (Currency abbreviations that come before the numeric value are unspaced if they consist of a nonalphabetic symbol only, or end in a symbol)

git-svn-id: svn://svn.code.sf.net/p/autowikibrowser/code@10255 5227b50d-9349-4574-b055-4b0a7525e11c