NTSL2++ sucessor to NTSL2+ (#9321)

This drastcly is meant to rework DM and Daemon code to allow further expansion and replacement of custom engine with JavaScript language based engine.

Daemon PR - Aurorastation/ByondInterpretedLanguage#7

Forums topic for discussion - https://forums.aurorastation.org/topic/14570-ntsl2-and-its-future/

Superseeds #8817

code/modules/modular_computers/file_system/script.dm

@@ -0,0 +1,14 @@
+// Computer file types script, used by NTSL2++
+
+/datum/computer_file/script
+	var/code = ""			// Stored data in string format.
+	filetype = "NTS"
+	var/block_size = 1500
+
+/datum/computer_file/script/clone()
+	var/datum/computer_file/script/temp = ..()
+	temp.code = code
+	return temp
+
+/datum/computer_file/script/proc/calculate_size()
+	size = max(1, round(length(code) / block_size))