diff --git a/Biometric.xcodeproj/project.pbxproj b/Biometric.xcodeproj/project.pbxproj
index a2092ce..989c5c0 100755
--- a/Biometric.xcodeproj/project.pbxproj
+++ b/Biometric.xcodeproj/project.pbxproj
@@ -250,7 +250,7 @@
 			isa = PBXProject;
 			attributes = {
 				CLASSPREFIX = BM;
-				LastUpgradeCheck = 0700;
+				LastUpgradeCheck = 1300;
 				ORGANIZATIONNAME = "Michael O'Brien";
 				TargetAttributes = {
 					EDE96B2E17EFE6B400BA52D1 = {
@@ -380,19 +380,33 @@
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_ENABLE_OBJC_ARC = YES;
+				CLANG_WARN_BLOCK_CAPTURE_AUTORELEASING = YES;
 				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_COMMA = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
+				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
+				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
+				CLANG_WARN_STRICT_PROTOTYPES = YES;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
+				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
 				COPY_PHASE_STRIP = NO;
+				ENABLE_STRICT_OBJC_MSGSEND = YES;
 				ENABLE_TESTABILITY = YES;
 				GCC_C_LANGUAGE_STANDARD = gnu99;
 				GCC_DYNAMIC_NO_PIC = NO;
+				GCC_NO_COMMON_BLOCKS = YES;
 				GCC_OPTIMIZATION_LEVEL = 0;
 				GCC_PREPROCESSOR_DEFINITIONS = (
 					"DEBUG=1",
@@ -419,18 +433,32 @@
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_ENABLE_OBJC_ARC = YES;
+				CLANG_WARN_BLOCK_CAPTURE_AUTORELEASING = YES;
 				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_COMMA = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
+				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
+				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
+				CLANG_WARN_STRICT_PROTOTYPES = YES;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
+				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
 				COPY_PHASE_STRIP = YES;
 				ENABLE_NS_ASSERTIONS = NO;
+				ENABLE_STRICT_OBJC_MSGSEND = YES;
 				GCC_C_LANGUAGE_STANDARD = gnu99;
+				GCC_NO_COMMON_BLOCKS = YES;
 				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
 				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
 				GCC_WARN_UNDECLARED_SELECTOR = YES;
@@ -453,7 +481,7 @@
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
 				GCC_PREFIX_HEADER = "Biometric/Biometric-Prefix.pch";
 				INFOPLIST_FILE = "Biometric/Biometric-Info.plist";
-				IPHONEOS_DEPLOYMENT_TARGET = 7.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
 				PRODUCT_BUNDLE_IDENTIFIER = "com.obrienlabs.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE = "";
@@ -472,7 +500,7 @@
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
 				GCC_PREFIX_HEADER = "Biometric/Biometric-Prefix.pch";
 				INFOPLIST_FILE = "Biometric/Biometric-Info.plist";
-				IPHONEOS_DEPLOYMENT_TARGET = 7.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
 				PRODUCT_BUNDLE_IDENTIFIER = "com.obrienlabs.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE = "";
diff --git a/Biometric.xcodeproj/project.xcworkspace/xcuserdata/michaelobrien.xcuserdatad/UserInterfaceState.xcuserstate b/Biometric.xcodeproj/project.xcworkspace/xcuserdata/michaelobrien.xcuserdatad/UserInterfaceState.xcuserstate
index 2478ffe..cff82d4 100755
Binary files a/Biometric.xcodeproj/project.xcworkspace/xcuserdata/michaelobrien.xcuserdatad/UserInterfaceState.xcuserstate and b/Biometric.xcodeproj/project.xcworkspace/xcuserdata/michaelobrien.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/Biometric.xcodeproj/xcuserdata/michaelobrien.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist b/Biometric.xcodeproj/xcuserdata/michaelobrien.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist
index 1c3bb32..331b26f 100755
--- a/Biometric.xcodeproj/xcuserdata/michaelobrien.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist
+++ b/Biometric.xcodeproj/xcuserdata/michaelobrien.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist
@@ -87,6 +87,38 @@
             endingLineNumber = "23"
             landmarkName = "aView"
             landmarkType = "24">
+            <Locations>
+               <Location
+                  uuid = "F739EC19-67DC-4024-BBB7-76D384CE700B - 9625e505d8f15328"
+                  shouldBeEnabled = "Yes"
+                  ignoreCount = "0"
+                  continueAfterRunningActions = "No"
+                  symbolName = "-[BMViewController aView]"
+                  moduleName = "Biometric"
+                  usesParentBreakpointCondition = "Yes"
+                  urlString = "file:///Users/michaelobrien/wse_github/biometric-ios/Biometric/BMViewController.h"
+                  startingColumnNumber = "9223372036854775807"
+                  endingColumnNumber = "9223372036854775807"
+                  startingLineNumber = "23"
+                  endingLineNumber = "23"
+                  offsetFromSymbolStart = "20">
+               </Location>
+               <Location
+                  uuid = "F739EC19-67DC-4024-BBB7-76D384CE700B - 73a2c3c18aa5d592"
+                  shouldBeEnabled = "Yes"
+                  ignoreCount = "0"
+                  continueAfterRunningActions = "No"
+                  symbolName = "-[BMViewController setAView:]"
+                  moduleName = "Biometric"
+                  usesParentBreakpointCondition = "Yes"
+                  urlString = "file:///Users/michaelobrien/wse_github/biometric-ios/Biometric/BMViewController.h"
+                  startingColumnNumber = "9223372036854775807"
+                  endingColumnNumber = "9223372036854775807"
+                  startingLineNumber = "23"
+                  endingLineNumber = "23"
+                  offsetFromSymbolStart = "48">
+               </Location>
+            </Locations>
          </BreakpointContent>
       </BreakpointProxy>
       <BreakpointProxy
diff --git a/Biometric.xcodeproj/xcuserdata/michaelobrien.xcuserdatad/xcschemes/Biometric.xcscheme b/Biometric.xcodeproj/xcuserdata/michaelobrien.xcuserdatad/xcschemes/Biometric.xcscheme
index 29f1611..a2e4b0b 100755
--- a/Biometric.xcodeproj/xcuserdata/michaelobrien.xcuserdatad/xcschemes/Biometric.xcscheme
+++ b/Biometric.xcodeproj/xcuserdata/michaelobrien.xcuserdatad/xcschemes/Biometric.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0700"
+   LastUpgradeVersion = "1300"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
@@ -27,6 +27,15 @@
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
       shouldUseLaunchSchemeArgsEnv = "YES">
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "EDE96B2E17EFE6B400BA52D1"
+            BuildableName = "Biometric.app"
+            BlueprintName = "Biometric"
+            ReferencedContainer = "container:Biometric.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
       <Testables>
          <TestableReference
             skipped = "NO">
@@ -39,17 +48,6 @@
             </BuildableReference>
          </TestableReference>
       </Testables>
-      <MacroExpansion>
-         <BuildableReference
-            BuildableIdentifier = "primary"
-            BlueprintIdentifier = "EDE96B2E17EFE6B400BA52D1"
-            BuildableName = "Biometric.app"
-            BlueprintName = "Biometric"
-            ReferencedContainer = "container:Biometric.xcodeproj">
-         </BuildableReference>
-      </MacroExpansion>
-      <AdditionalOptions>
-      </AdditionalOptions>
    </TestAction>
    <LaunchAction
       buildConfiguration = "Debug"
@@ -71,8 +69,6 @@
             ReferencedContainer = "container:Biometric.xcodeproj">
          </BuildableReference>
       </BuildableProductRunnable>
-      <AdditionalOptions>
-      </AdditionalOptions>
    </LaunchAction>
    <ProfileAction
       buildConfiguration = "Release"