Fixed translation warnings

By updating game speed settings, copying over translations from `common|languages/rules/en.ftl` for missing translations and defining a translation key for `StartingUnits.ClassName`.

mods/example/languages/en.ftl

@@ -0,0 +1,30 @@
+## Shroud
+checkbox-fog-of-war =
+    .label = Fog of War
+    .description = Line of sight is required to view enemy forces
+
+checkbox-explored-map =
+    .label = Explored Map
+    .description = Initial map shroud is revealed
+
+## DeveloperMode
+checkbox-debug-menu =
+    .label = Debug Menu
+    .description = Enables cheats and developer commands
+
+## MapStartingLocations
+checkbox-separate-team-spawns =
+    .label = Separate Team Spawns
+    .description = Players without assigned spawn points will start as far as possible from enemy players
+
+## SpawnStartingUnits
+dropdown-starting-units =
+    .label = Starting Units
+    .description = The units that players start the game with
+
+## World
+options-starting-units =
+    .unlabeled = Unlabeled
+
+options-difficulty =
+    .normal = Normal

mods/example/mod.chrome.yaml

@@ -105,3 +105,4 @@ Hotkeys:
 
 Translations:
 	common|languages/en.ftl
+	example|languages/en.ftl

mods/example/mod.yaml

@@ -50,27 +50,27 @@ GameSpeeds:
 	DefaultSpeed: default
 	Speeds:
 		slowest:
-			Name: slowest
+			Name: options-game-speed.slowest
 			Timestep: 80
 			OrderLatency: 2
 		slower:
-			Name: slower
+			Name: options-game-speed.slower
 			Timestep: 50
 			OrderLatency: 3
 		default:
-			Name: normal
+			Name: options-game-speed.normal
 			Timestep: 40
 			OrderLatency: 3
 		fast:
-			Name: fast
+			Name: options-game-speed.fast
 			Timestep: 35
 			OrderLatency: 4
 		faster:
-			Name: faster
+			Name: options-game-speed.faster
 			Timestep: 30
 			OrderLatency: 4
 		fastest:
-			Name: fastest
+			Name: options-game-speed.fastest
 			Timestep: 20
 			OrderLatency: 6
 

mods/example/rules/world.yaml

@@ -29,6 +29,7 @@ world:
 	StartingUnits@Example:
 		BaseActor: example
 		Factions: example
+		ClassName: options-starting-units.unlabeled
 
 editorworld:
 	Inherits: ^baseworld