Ports the TG globals controller and converts globals. (#18057)

* SDQL2 update

* fix that verb

* cl

* fix that

* toworld

* this is pointless

* update info

* siiiiick..

* vv edit update

* fix that

* fix editing vars

* fix VV

* Port the /TG/ globals controller.

* part 1

* part 2

* oops

* part 3

* Hollow Purple

* sadas

* bsbsdb

* muda na agaki ta

* ids 1-15

* 16-31

* 41-75

* bring me back to how things used to be before i lost it all

* the strength of mayhem

* final touches

* cl

* protect some vars

* update sdql2 to use glob

* stuff?

* forgot that is not defined there

* whoops

* observ

* but it never gets better

* a

---------

Co-authored-by: Matt Atlas <liermattia@gmail.com>

code/unit_tests/sql_tests.dm

@@ -3,13 +3,13 @@
 	groups = list("generic")
 
 /datum/unit_test/sql_preferences_columns/start_test()
-	if(!config.sql_enabled)
+	if(!GLOB.config.sql_enabled)
 		TEST_WARN("--------------- Database not Configured - Skipping Preference Column UT")
 		return UNIT_TEST_PASSED
 
 	TEST_DEBUG("--------------- Database Configured - Running SQL Preference UTs")
 
-	if(!establish_db_connection(dbcon))
+	if(!establish_db_connection(GLOB.dbcon))
 		TEST_FAIL("Database connection could not be established.")
 		return UNIT_TEST_FAILED
 
@@ -27,7 +27,7 @@
 		"ss13_characters_ipc_tags"
 	)
 	for (var/T in table_names)
-		var/DBQuery/get_cs = dbcon.NewQuery("SELECT `COLUMN_NAME` FROM `INFORMATION_SCHEMA`.`COLUMNS` WHERE `TABLE_NAME` = :table:")
+		var/DBQuery/get_cs = GLOB.dbcon.NewQuery("SELECT `COLUMN_NAME` FROM `INFORMATION_SCHEMA`.`COLUMNS` WHERE `TABLE_NAME` = :table:")
 		get_cs.Execute(list("table" = T))
 
 		if (get_cs.ErrorMsg())