id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
7734	chaanged empty string check in Tile.putValue(...) and added documentation	Locked	team	"Changed the sanity check
from        if (value == null || """".equals(value)) {
to          if (value == null || value.isEmpty()) {

and added some javadocs"	enhancement	new	normal		Core