Adds bash properties for t_pavement t_pavement_y t_sidewalk and
t_concrete, so a pickaxe does something
Merge remote-tracking branch 'upstream/master' into pick_fix
Changed bash properties to destroy_only=true and gives some rocks when
destroyed.
JSON fail.
Increased number of rocks returned
Made diesel render as brown in vehicle ui, fixing all resources
colours after gasoline, including water