Update to recommended Xcode Settings

Silent 5 warnings : "Result of call to 'map' is unused"

CryptoSwift.xcodeproj/project.pbxproj

@@ -361,7 +361,7 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 0700;
-				LastUpgradeCheck = 0600;
+				LastUpgradeCheck = 0700;
 				ORGANIZATIONNAME = "Marcin Krzyzanowski";
 				TargetAttributes = {
 					3F8849E11B0647D6006AB604 = {
@@ -559,6 +559,7 @@
 				COPY_PHASE_STRIP = NO;
 				CURRENT_PROJECT_VERSION = 1;
 				ENABLE_STRICT_OBJC_MSGSEND = YES;
+				ENABLE_TESTABILITY = YES;
 				GCC_C_LANGUAGE_STANDARD = gnu99;
 				GCC_DYNAMIC_NO_PIC = NO;
 				GCC_OPTIMIZATION_LEVEL = 0;
@@ -639,6 +640,7 @@
 				INFOPLIST_FILE = CryptoSwift/Info.plist;
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
+				PRODUCT_BUNDLE_IDENTIFIER = "com.hakore.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
@@ -664,9 +666,11 @@
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				LLVM_LTO = YES;
+				PRODUCT_BUNDLE_IDENTIFIER = "com.hakore.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
-				SWIFT_OPTIMIZATION_LEVEL = "-Ounchecked";
+				SWIFT_DISABLE_SAFETY_CHECKS = YES;
+				SWIFT_OPTIMIZATION_LEVEL = "-O";
 			};
 			name = Release;
 		};
@@ -690,6 +694,7 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				LLVM_LTO = NO;
 				METAL_ENABLE_DEBUG_INFO = YES;
+				PRODUCT_BUNDLE_IDENTIFIER = "com.hakore.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = CryptoSwiftTests/Bridging.h;
 			};
@@ -713,9 +718,11 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				LLVM_LTO = YES;
 				METAL_ENABLE_DEBUG_INFO = NO;
+				PRODUCT_BUNDLE_IDENTIFIER = "com.hakore.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = "$(TARGET_NAME)";
+				SWIFT_DISABLE_SAFETY_CHECKS = YES;
 				SWIFT_OBJC_BRIDGING_HEADER = CryptoSwiftTests/Bridging.h;
-				SWIFT_OPTIMIZATION_LEVEL = "-Ounchecked";
+				SWIFT_OPTIMIZATION_LEVEL = "-O";
 			};
 			name = Release;
 		};

CryptoSwift.xcodeproj/xcshareddata/xcschemes/CryptoSwift.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0610"
+   LastUpgradeVersion = "0700"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "NO"

CryptoSwift/MD5.swift

@@ -108,7 +108,7 @@ final class MD5 : HashProtocol  {
         }
 
         let buf: NSMutableData = NSMutableData();
-        hh.map({ (item) -> () in
+		_ = hh.map({ (item) -> () in
             var i:UInt32 = item.littleEndian
             buf.appendBytes(&i, length: sizeofValue(i))
         })

CryptoSwift/SHA2.swift

@@ -124,7 +124,7 @@ final class SHA2 : HashProtocol {
         
         // hash values
         var hh = [UInt32]()
-        variant.h.map({(h) -> () in
+        _ = variant.h.map({(h) -> () in
             hh.append(UInt32(h))
         })
         
@@ -193,7 +193,7 @@ final class SHA2 : HashProtocol {
         // Produce the final hash value (big-endian) as a 160 bit number:
         let buf: NSMutableData = NSMutableData();
         
-        variant.resultingArray(hh).map({ (item) -> () in
+        _ = variant.resultingArray(hh).map({ (item) -> () in
             var i:UInt32 = UInt32(item.bigEndian)
             buf.appendBytes(&i, length: sizeofValue(i))
         })
@@ -206,7 +206,7 @@ final class SHA2 : HashProtocol {
         
         // hash values
         var hh = [UInt64]()
-        variant.h.map({(h) -> () in
+        _ = variant.h.map({(h) -> () in
             hh.append(h)
         })
         
@@ -277,7 +277,7 @@ final class SHA2 : HashProtocol {
         // Produce the final hash value (big-endian)
         let buf: NSMutableData = NSMutableData();
         
-        variant.resultingArray(hh).map({ (item) -> () in
+        _ = variant.resultingArray(hh).map({ (item) -> () in
             var i = item.bigEndian
             buf.appendBytes(&i, length: sizeofValue(i))
         })