Deprecate fairingless LV-909 engine

For #84.

Author: sumghai

GameData/SDHI/Service Module System/Parts/SDHI_Rockomax_LV-909_NoFairing/part.cfg

@@ -1,5 +1,8 @@
 PART
 {
+	// NOTE - This part has been deprecated, and will be removed in subsequent updates
+	//        It has been left here for backwards compatibility with existing craft
+	
 	// Kerbal Space Program - Part Config
 	// LV-T45 Liquid Fuel Engine (Fairingless)
 	// 
@@ -37,11 +40,11 @@ PART
 	TechRequired = heavierRocketry
 	entryCost = 0
 	cost = 750
-	category = Engine
+	category = -1
 	subcategory = 0
-	title = LV-909 "Terrier" Liquid Fuel Engine (Fairingless)
+	title = [DEPRECATED] LV-909 "Terrier" Liquid Fuel Engine (Fairingless)
 	manufacturer = Jebediah Kerman's Junkyard and Spaceship Parts Co.
-	description = Variant of the Rockomax LV-909 designed for use with SDHI's Service Module System, with the fairings removed.
+	description = [This part has been deprecated, and cannot be used to build new crafts. Existing crafts/vessels using this part can still function, however.]
 	// attachment rules: stack, srfAttach, allowStack, allowSrfAttach, allowCollision
 	attachRules = 1,0,1,0,0