http://www.rcuniverse.com/magazine/a...?article_id=55
Just in case you need it.
http://www2.towerhobbies.com/cgi-bin...&I=LXK263&P=ML
Also a great tool, especially for the price. Practice a few on scrap to get the feel of it though.
You may have simply gotten the gap too tight between the wing and aileron. That is one thing MinnFlyer's method avoids.

You won't get the old hinges out (if glued properly) and won't be able to re-use the locations. Just accept that fact and move on. Cut the old hinges and trim off flush to the wood as best you can.