Bump target to iOS 8

XIB-based launch screens may not work in iOS 7

Author: mattrubin

Authenticator.xcodeproj/project.pbxproj

@@ -503,7 +503,7 @@
 					"$(inherited)",
 				);
 				GCC_SYMBOLS_PRIVATE_EXTERN = NO;
-				IPHONEOS_DEPLOYMENT_TARGET = 7.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = iphoneos;
 			};
@@ -522,7 +522,7 @@
 				GCC_C_LANGUAGE_STANDARD = c99;
 				GCC_DYNAMIC_NO_PIC = NO;
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 7.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				SDKROOT = iphoneos;
 				VALIDATE_PRODUCT = YES;
 			};

Podfile

@@ -1,4 +1,4 @@
-platform :ios, '7.0'
+platform :ios, '8.0'
 
 pod 'OneTimePassword', '~> 1.1'
 pod 'SVProgressHUD', '~> 1.0'