Create the audible_message() proc to replace most instance of " for(var/mob/M in hearers(...)   show_message(..., 2)"

fixing typos and missing emotes in emote lists.
One more hearers replacement.
Fixing issue where people can't hear their own emotes while inside lockers and the audible messages when also in the dark. Removing object_talk() proc (obsolete).
Replacing two audible_message() by say().
Fixing two small mistakes.
Adding say_quote() to library console and supply computers.
...and to ordercomp as well
Simplifying audible_message proc by using get_hearers_in_view().
Doubles the amount of TC and the prices of uplink items.
Stealthy items have been slightly decreased in price.
Weapons have been slightly increased in price.
Nuke items remain mostly unchanged.
Adds a changelog.
Syndie bundle adjustments. Made the emag one TC more expensive.
Adds Syndicate surplus crates, containing 50 TC of random items.
Minor fixes for MO19

Map merger is being kind of dumb and I'm not sure what I did wrong there.
More minor fixes without map merger bleh
brings emag back down to 6 tc
Replacing some hearers(...) with get_hearers_in_view(...).
Renaming Make Sound to Object Say.
Switching deaf_message in audible_message proc to last argument.
Replacing some "for(mob in hearers)+show_message" with audible_message()
Merge branch 'master' of https://github.com/tgstation/-tg-station into AudibleMsgFix

Conflicts:
	code/modules/recycling/disposal.dm
reverting to show_message proc in three places.
c4inhands
Merge pull request #4815 from phil235/AudibleMsgFix

Simplifying audible messages
Merge pull request #4981 from paprka/c4inhand

Missing c4 inhand dir sprites