Updated project settings and readme

Author: cbaker6

CommonCrypto/iphoneos.modulemap

@@ -1,7 +1,7 @@
 # iOSCSRSwift
 Generate a certificate signing request (CSR) in iOS using Swift
 
-This is a port of ios-csr by Ales Teska (https://github.com/ateska/ios-csr) from Objective-C to Swift 3.0 (a Swift 2.3 version is available on the 2.3 branch). 
+This is a port of ios-csr by Ales Teska (https://github.com/ateska/ios-csr) from Objective-C to Swift 3.0 (a Swift 2.3 version is available on the "2.3" branch). 
 Additions have been made to allow SHA256 and SHA512. Also, this is setup to be added as a framework to your project.
 
 To use, initiatlize the class using one of the following (an example of how to do can be found at https://github.com/cbaker6/iOSCSRSwift/blob/master/iOSCSRSwiftTests/iOSCSRSwiftTests.swift): 

CommonCrypto/iphonesimulator.modulemap

@@ -297,6 +297,7 @@
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = DEBUG;
 				SWIFT_INCLUDE_PATHS = "$(SRCROOT)/CommonCrypto/Platforms/**";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
+				SWIFT_VERSION = 3.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
@@ -345,6 +346,7 @@
 				SDKROOT = iphoneos;
 				SWIFT_INCLUDE_PATHS = "$(SRCROOT)/CommonCrypto/Platforms/**";
 				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
+				SWIFT_VERSION = 3.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VALIDATE_PRODUCT = YES;
 				VERSIONING_SYSTEM = "apple-generic";