Fix missing EOF yaml newlines and other style issues.

mods/common/chrome/color-picker.yaml

@@ -135,4 +135,4 @@ Background@COLOR_CHOOSER:
 									Y: 0
 									Width: 29
 									Height: 29
-									Visible: false
+									Visible: false

mods/common/chrome/editor.yaml

@@ -598,4 +598,4 @@ ScrollPanel@COPY_FILTER_PANEL:
 			Y: 5
 			Width: PARENT_RIGHT - 29
 			Height: 20
-			Visible: false
+			Visible: false

mods/common/chrome/settings.yaml

@@ -592,7 +592,7 @@ Background@SETTINGS_PANEL:
 							Width: PARENT_RIGHT
 							Height: 20
 							Font: Regular
-							Text: Additional developer-specific options can be enabled via the 
+							Text: Additional developer-specific options can be enabled via the
 							Align: Center
 						Label@B:
 							Y: 20
@@ -646,4 +646,4 @@ Background@SETTINGS_PANEL:
 							Width: 300
 							Height: 20
 							Font: Regular
-							Text: Strict Activity checking
+							Text: Strict Activity checking