Readded kitty ears

Not on the map yet, gonna do that next I suppose.
Merge branch 'master' of https://github.com/tgstation/-tg-station into revenge_of_kitty_ears

Conflicts:
	icons/mob/head.dmi
	icons/obj/clothing/hats.dmi

Fucking laser tag helmets were conflicting. Lucky me!
Fixed #2899
Fixes NODROP not playing nice with tables.
(thx for submitting bug reports guise)
rip in peace more parems
Fixed entertainment monitor's incorrect icon path and missing sprite.
Revert "Merge pull request #2903 from hornygranny/harmyeller"

This reverts commit 9a2426a219498c71e66ddd99b54ac863b3de2f0e, reversing
changes made to 0110a571d7bc6721bb3c7029b7f69cfa6691a4ea.
Merge pull request #2917 from Cheridan/master

Conflict fixes of #2857
Merge pull request #2901 from Miauw62/aijgdiajgiojdaigjapgijsgdipjagiojaranisafagaidpjgiaopjgdoiadjgaipgjpijadgijagipjadijigpaijgdipajgdipajdgpiadjgpajgd

Fixed #2899 (NODROP and closets doing weird shit)
stop making retarded branch names miauw
Merge pull request #2902 from Miauw62/actualbranchnamesyounerd

Fixes NODROP not playing nice with tables.
Guts the pai_cable item in preparation for more changes
Work into making alerts work globally for silicons (so pais can access alarms)

you gotta crack some eggs to make an omelet.
Merge pull request #2919 from Cheridan/master

Conflict fix of #2842 Hydro Tray Upgrades
Merge pull request #2850 from MrPerson/revenge_of_kitty_ears

Return of kitty ears
Merge pull request #2910 from Jordie0608/whatgiacomactuallylookslike

Fixes #2864
Fixes pai 'directives' to use silicon law code instead of its own variables. Just a bit of code reuse, shouldn't have any effect on the user.

Known issue: supplied directives are getting double sanitized, resulting in "i&ampm a loser", etc.
SPAN CLASSES
-Adds station alarm system for pais
-Removes annoying-as-hell second confirmation window to the NEVER BE PAI FOR THIS ROUND option
-span classes

might be buggy oh well :derp:
Merge branch 'master' of https://github.com/tgstation/-tg-station into pai