Partially complete % motion
Working % motion
Quote skipping for % motion
% motion tests
Ignore multi-line quotes for % motion
Motions can now be multi-char (e.g. "[{")
[[ and ]] motions
Factored common code between {} and [[]] motions
advance_line() passes out x as appropriate
advance_line takes int *, to be compatible with point_t
Working [{ and ]} motions
[{ / ]} test
Merge branch 'motion/paren'