Update for Swift 3.0.1

Author: soffes

.swift-version

@@ -0,0 +1 @@
+3.0.1

Diff.xcodeproj/project.pbxproj

@@ -602,7 +602,7 @@
 				SDKROOT = iphoneos;
 				SKIP_INSTALL = YES;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 3.0.1;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				TVOS_DEPLOYMENT_TARGET = 9.0;
 				VERSIONING_SYSTEM = "apple-generic";
@@ -652,7 +652,7 @@
 				SDKROOT = iphoneos;
 				SKIP_INSTALL = YES;
 				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 3.0.1;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				TVOS_DEPLOYMENT_TARGET = 9.0;
 				VALIDATE_PRODUCT = YES;

Readme.markdown

@@ -2,6 +2,7 @@
 
 [![Version](https://img.shields.io/github/release/soffes/Diff.svg)](https://github.com/soffes/Diff/releases)
 [![Build Status](https://travis-ci.org/soffes/Diff.svg?branch=master)](https://travis-ci.org/soffes/Diff)
+![Swift Version](https://img.shields.io/badge/swift-3.0.1-orange.svg)
 [![Carthage compatible](https://img.shields.io/badge/Carthage-compatible-4BC51D.svg?style=flat)](https://github.com/Carthage/Carthage)
 
 Simple diffing library in pure Swift.