more logical ifthenelse
DBG. trying to cope with those new hyper dynamic form input content from local storage (part one)
Merge branch 'master' of https://github.com/jesus2099/konami-command

Conflicts:
	mb_MASS-MERGE-RECORDINGS.user.js
NEW. can now slide down/up remote tracks without reloading (handy for releases with misaligned local/remote tracks)
FIX. merge parameter buttons and stuff are not disabled when merging
indicates that it can only compare TRACK times, not RECORDING times :/
mmmh what to do better… https://musicbrainz.org/edit/29021411 (calling 2 ws makes it 3 requests…)