Molotov cocktails

-molotov cocktails
-merged bottles into drinks.dm
-glass drinks incliding bottles can both be smashed on people as well as get smashed after being thrown
-cuttable bedsheets
```src.loc``` is not a good idea here since it's not guaranteed to be a good place to spawn things.
Use ```get_turf(src)``` if you want it on the turf.
Use ```target``` or ```user``` if you want it on one of them.