fix snapshotOfUnderlyingView

.travis.yml

@@ -0,0 +1,7 @@
+language: objective-c
+xcode_project: Tests/FXBlurView/FXBlurView.xcodeproj
+xcode_scheme: FXBlurView
+xcode_sdk: iphonesimulator7.0
+before_script:
+  - brew update
+  - brew upgrade xctool

Examples/OverlayExample/OverlayExample.xcodeproj/project.pbxproj

@@ -74,7 +74,9 @@
 				012FDEDB17D13C23003F0236 /* Frameworks */,
 				012FDEDA17D13C23003F0236 /* Products */,
 			);
+			indentWidth = 4;
 			sourceTree = "<group>";
+			tabWidth = 4;
 		};
 		012FDEDA17D13C23003F0236 /* Products */ = {
 			isa = PBXGroup;

FXBlurView.podspec.json

@@ -1,14 +1,14 @@
 {
   "name": "FXBlurView",
-  "version": "1.6.3",
+  "version": "1.6.4",
   "license": "zlib",
   "summary": "UIView subclass that replicates the iOS 7 realtime background blur effect, but works on iOS 5 and above.",
   "authors": {
     "Nick Lockwood": "http://charcoaldesign.co.uk/"
   },
   "source": {
     "git": "https://github.com/nicklockwood/FXBlurView.git",
-    "tag": "1.6.3"
+    "tag": "1.6.4"
   },
   "homepage": "http://github.com/nicklockwood/FXBlurView",
   "platforms": {

FXBlurView/FXBlurView.h

@@ -1,7 +1,7 @@
 //
 //  FXBlurView.h
 //
-//  Version 1.6.3
+//  Version 1.6.4
 //
 //  Created by Nick Lockwood on 25/08/2013.
 //  Copyright (c) 2013 Charcoal Design
@@ -64,6 +64,9 @@
 
 @property (nonatomic, getter = isBlurEnabled) BOOL blurEnabled;
 @property (nonatomic, getter = isDynamic) BOOL dynamic;
+@property (nonatomic, getter = isAutoOptim) BOOL autoOptim;
+@property (nonatomic, getter = isRevert) BOOL isRevert;
+
 @property (nonatomic, assign) NSUInteger iterations;
 @property (nonatomic, assign) NSTimeInterval updateInterval;
 @property (nonatomic, assign) CGFloat blurRadius;
@@ -72,6 +75,8 @@
 
 - (void)updateAsynchronously:(BOOL)async completion:(void (^)())completion;
 
+- (void)clearImage;
+
 @end