Grenades recipe pack.

1. Allow duct tape to be used in grenade recipe.
2. Allow grenade disassembly.
3. Incendiary grenade recipe.
4. Flashbang recipe.
5. Allow EMP grenade disassembly.
6. Scrambler grenade recipe.
7. Firecracker recipe.
8. Firecracker pack recipe.
No safecracking when deaf
fix
adds a missing "}"
Disable autolearn.
Merge branch 'explosive' of https://github.com/Darkyhard/Cataclysm-DDA into kaboom
Nerf pipe bomb crafting time

42 seconds seemed WAY quick given the typical crafting times.  This
should be 5 minutes.
Fix off-by-one in it_armor::{bash,cut}_verb.

The return value from long rng(long min, long max) can include max,
therefore when feeding a count (as in `some_list_like.size()`), we
must subtract 1 to turn it into a valid index.
add pointer
player::auto_find_hostile_target considers hostile npc
Fix tablet pc consuming charges even when canceled.
Merge branch 'safe-craacking' of https://github.com/Snaaty/Cataclysm-DDA into merge
Merge branch 'off-by-one-rng' of https://github.com/narc0tiq/Cataclysm-DDA into merge
Merge branch 'auto-target-hostil-npcs' of https://github.com/BevapDin/Cataclysm-DDA into merge
Merge branch 'fix-tablet' of https://github.com/BevapDin/Cataclysm-DDA into merge
Fixed an off-by-one error in radiation healing.

Before, that last point of radiation wouldn't go away from the passage of time alone.
Merge branch 'radiation-healing' of https://github.com/Kodiologist/Cataclysm-DDA into merge