Whitespace fix in selector.hxx.
Added I_Deduper::lookupLength() to get length of tag without data.
Call shrink_to_fit() on history deque after rebuilding history.
Pass Range to accumulateDamage().
Beginnings of scrollback search support.
Buffer::dispatch() does all dispatching and resets damage.
Make ScopeGuard specialise Uncopyable.
Typo fix in terminal.cxx.