Fixed issue with closing tab before deactivating line tool, refs: geomoose/geomoose#78
Fixed issue with closing tab before deactivating line tool, refs: geomoose/geomoose#78

geomoose/geomoose-js,elil/geomoose-js,elil/geomoose-js,klassenjs/geomoose-js,klassenjs/geomoose-js,geomoose/geomoose-js,geomoose/geomoose-js,elil/geomoose-js,klassenjs/geomoose-js,elil/geomoose-js,geomoose/geomoose-js,klassenjs/geomoose-js