Fixes issue #2309: Infected blood now infects again.
Fixes issue #2296: Humans will not react to sleep toxins in smaller amounts than can be scrubbed.
Updated changelog.
Removed requirements for face surgery to cut open head too, real counterintuitive and looks like copypaste error >.>
Merge pull request #2338 from CIB/master

Bugfix
Merge pull request #2340 from CIB/BEF-staging

Updated changelog.
Balance fixes to medical side-effects.

- Bandage/ointment now causes itch instead of cramps
- Reduced amount of messages/effects by side-effects to 1/3
- Side-effects will now disappear after a while if left untreated, but they will cause damage before that.
Fixes for posibrain name generation, research design for protolathe, possible for for double-say for posibrains (cannot test locally).
Removing a debug string.
Merge pull request #2354 from Zuhayr/master

Posibrain fixes (double name, protolathe, double binary)
Merge pull request #2351 from CIB/BEF-staging

Balance fixes to medical side-effects.
Merge pull request #2333 from Baystation12/BEF-staging

Merge on the 16th if no issues
Merge branch 'master' of https://github.com/Baystation12/Baystation12
Fixed issue #2341
Fixes #2343 (and #2342), #2356 Readded pre-merge bottle and pill icon choosing system.
Only bandaging bleeding wounds would cause itching. Bruise packs give out different message during treatment depending on type and severity of wound.
Merge pull request #2357 from comma/master

Fixes and bandages.
Merge branch 'master' of https://github.com/Baystation12/Baystation12 into bleeding-edge-freeze

Conflicts:
	code/game/verbs/who.dm

Signed-off-by: Cael_Aislinn <cael_aislinn@yahoo.com.au>
changelog update

Signed-off-by: Cael_Aislinn <cael_aislinn@yahoo.com.au>