Remove extraneous get { from a bunch of read-only accessors.

Evergreen/MainWindow/MainWindowSplitView.swift

@@ -9,12 +9,10 @@
 import AppKit
 
 class MainWindowSplitView: NSSplitView {
-
+	
 	private let splitViewDividerColor = NSColor(calibratedWhite: 0.65, alpha: 1.0)
-
+	
 	override var dividerColor: NSColor {
-		get {
-			return splitViewDividerColor
-		}
+		return splitViewDividerColor
 	}
 }