fixed lint issues

Author: Jangles

netfox/Core/NFXHelper.swift

@@ -109,12 +109,12 @@ extension NFXFont
     }
 
 #elseif os(OSX)
-    class func NFXFont(size: CGFloat) -> NSFont
+    class func NFXFont(_ size: CGFloat) -> NSFont
     {
         return NSFont(name: "HelveticaNeue", size: size)!
     }
 
-    class func NFXFontBold(size: CGFloat) -> NSFont
+    class func NFXFontBold(_ size: CGFloat) -> NSFont
     {
         return NSFont(name: "HelveticaNeue-Bold", size: size)!
     }

netfox/OSX/NFXListCell_OSX.swift

@@ -33,11 +33,11 @@ class NFXListCell_OSX: NSTableCellView
         self.circleView.layer?.cornerRadius = 4
         self.circleView.alphaValue = 0.2
 
-        self.requestTimeLabel.font = NSFont.NFXFontBold(size: 13)
-        self.timeIntervalLabel.font = NSFont.NFXFont(size: 12)
-        self.URLLabel.font = NSFont.NFXFont(size: 12)
-        self.methodLabel.font = NSFont.NFXFont(size: 12)
-        self.typeLabel.font = NSFont.NFXFont(size: 12)
+        self.requestTimeLabel.font = NSFont.NFXFontBold(13)
+        self.timeIntervalLabel.font = NSFont.NFXFont(12)
+        self.URLLabel.font = NSFont.NFXFont(12)
+        self.methodLabel.font = NSFont.NFXFont(12)
+        self.typeLabel.font = NSFont.NFXFont(12)
 
     }