Replaces user and channel links on Youtube so that it sends you straight to the videos tab instead of the home/featured tab.

v1.3
Replacement now occurs also on Ajax requests, which Youtube uses on a lot of links.
Regex is now used for better and more accurate parsing and replacement.

v1.2
/channels/ links now redirect to videos tab too.

v1.1
Replace links by targeting hrefs with regex expression instead of css selectors.

V1.0
Initial version: replace /user/ links by DOM parsing.