Remove unused files

Cheers.podspec

@@ -1,7 +1,7 @@
 Pod::Spec.new do |s|
   s.name             = "Cheers"
   s.summary          = "Fancy confetti effects in Swift"
-  s.version          = "2.2.0"
+  s.version          = "2.3.0"
   s.homepage         = "https://github.com/onmyway133/Cheers"
   s.license          = 'MIT'
   s.author           = { "Khoa Pham" => "[email protected]" }
@@ -18,6 +18,5 @@ Pod::Spec.new do |s|
   s.requires_arc = true
   s.source_files = 'Sources/Common/**/*'
   s.osx.source_files = 'Sources/macOS/**/*'
-
-  s.pod_target_xcconfig = { 'SWIFT_VERSION' => '4.2' }
+  s.swift_version = '5.0'
 end

Cheers.xcodeproj/project.pbxproj

@@ -39,6 +39,7 @@
 		B5A339FA219332C2006A5DB1 /* ImageGenerator.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = ImageGenerator.swift; sourceTree = "<group>"; };
 		B5A339FC219332C2006A5DB1 /* Cocoa+Helpers.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "Cocoa+Helpers.swift"; sourceTree = "<group>"; };
 		D20836121EF7B4BB004ED8E0 /* CheerTests.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = CheerTests.swift; sourceTree = "<group>"; };
+		D2DF86B7226F4B53002E3559 /* Cheers.podspec */ = {isa = PBXFileReference; lastKnownFileType = text; path = Cheers.podspec; sourceTree = "<group>"; };
 		D500FD111C3AABED00782D78 /* Playground-iOS.playground */ = {isa = PBXFileReference; lastKnownFileType = file.playground; path = "Playground-iOS.playground"; sourceTree = "<group>"; };
 		D5B2E89F1C3A780C00C0327D /* Cheers.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = Cheers.framework; sourceTree = BUILT_PRODUCTS_DIR; };
 		D5B2E8A91C3A780C00C0327D /* Cheers-iOS-Tests.xctest */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = "Cheers-iOS-Tests.xctest"; sourceTree = BUILT_PRODUCTS_DIR; };
@@ -94,6 +95,7 @@
 		D5B2E8951C3A780C00C0327D = {
 			isa = PBXGroup;
 			children = (
+				D2DF86B7226F4B53002E3559 /* Cheers.podspec */,
 				D500FD111C3AABED00782D78 /* Playground-iOS.playground */,
 				D5C629691C3A809D007F7B7C /* Sources */,
 				D5C6295C1C3A800E007F7B7C /* Cheers */,
@@ -220,7 +222,7 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 0720;
-				LastUpgradeCheck = 1010;
+				LastUpgradeCheck = 1020;
 				ORGANIZATIONNAME = "Hyper Interaktiv AS";
 				TargetAttributes = {
 					B5A339E02193277C006A5DB1 = {
@@ -239,10 +241,11 @@
 			};
 			buildConfigurationList = D5B2E8991C3A780C00C0327D /* Build configuration list for PBXProject "Cheers" */;
 			compatibilityVersion = "Xcode 3.2";
-			developmentRegion = English;
+			developmentRegion = en;
 			hasScannedForEncodings = 0;
 			knownRegions = (
 				en,
+				Base,
 			);
 			mainGroup = D5B2E8951C3A780C00C0327D;
 			productRefGroup = D5B2E8A01C3A780C00C0327D /* Products */;
@@ -397,6 +400,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
+				CLANG_ANALYZER_LOCALIZABILITY_NONLOCALIZED = YES;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
@@ -457,6 +461,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
+				CLANG_ANALYZER_LOCALIZABILITY_NONLOCALIZED = YES;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;

Cheers.xcodeproj/xcshareddata/xcschemes/Cheers-iOS.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1010"
+   LastUpgradeVersion = "1020"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"

Cheers.xcodeproj/xcshareddata/xcschemes/Cheers-macOS.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1010"
+   LastUpgradeVersion = "1020"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"