wider placeholder for tags typeahead
wider placeholder for tags typeahead

increased to 20 chars, prevents the text starting to scroll left after typing a short piece of text, and now only starts after 20 characters

HITS-SDBV/seek,SynthSys/seek,SynthSys/seek,stuzart/seek,SynthSys/seek,stuzart/seek,stuzart/seek,SynthSys/seek,HITS-SDBV/seek,HITS-SDBV/seek,HITS-SDBV/seek