Fix macOS warnings

Author: e-marchand

Sources/PatternPreferences.swift

@@ -294,7 +294,6 @@ open class ProxyPreferences {
         return nil
     }
 
-
     /// Want a recustion with multiple proxy, testing ["key1"]["key2"]
     fileprivate func hasRecursion() -> Bool {
         return self.separator != nil

Sources/UserDefaults/UserDefaults+Adds.swift

@@ -89,15 +89,15 @@ public extension Foundation.UserDefaults {
 
     #if os(OSX)
     // MARK: NSRect
-    public func nsRectForKey(key: String) -> NSRect? {
+    func nsRectForKey(key: String) -> NSRect? {
         if let string = self.string(forKey: key) {
             return NSRectFromString(string)
         }
         return nil
     }
 
     // MARK: NSSize
-    public func nsSizeForKey(key: String) -> NSSize? {
+    func nsSizeForKey(key: String) -> NSSize? {
         if let string = self.string(forKey: key) {
             return NSCoder.cgSize(for: string)
         }