Use dirt_or_grass instead of just grass in a few places.
Fix a typo in the curved road template.
Change first aid kit finish message.
Allow items to be thrown over impassable LIQUID terrain

* Fixes bug where thrown items collide with deep water
Thrown items that land on LIQUID terrain make a splash sound.
fix recipe search after pick_recipes refactoring
Merge remote-tracking branch 'dda/master' into more-interesting-dirt-grass
Fix my dumb typo.
Allow rapid strike to be used for melee weapons like it should.
Merge pull request #4586 from freezerbunny/fix-rapid-weapon-flag

Allow rapid strike to be used for melee weapons like it should.
E+R fix

Missed the iuse!  Hate making mistakes like that.  X-(  Thanks to
Hellfire for catching it.
Merge pull request #4589 from KA101/E+R-fix

E+R fix
Merge better dirt grass.
Merge throwing rocks into rivers.
Merge recipe filtering fix.
Merge first aid kit message fix.