update sync gwt messages script to autocreate missing directories and also sync UiBinder generated messages
update sync gwt messages script to autocreate missing directories and also sync UiBinder generated messages

heather9911/flies,heather9911/flies,heather9911/flies,google-code-export/flies,google-code-export/flies,google-code-export/flies,heather9911/flies,google-code-export/flies