[AltServer] Adds Sparkle support

Pods/Sparkle/bin/BinaryDelta.dSYM/Contents/Info.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+	<dict>
+		<key>CFBundleDevelopmentRegion</key>
+		<string>English</string>
+		<key>CFBundleIdentifier</key>
+		<string>com.apple.xcode.dsym.BinaryDelta</string>
+		<key>CFBundleInfoDictionaryVersion</key>
+		<string>6.0</string>
+		<key>CFBundlePackageType</key>
+		<string>dSYM</string>
+		<key>CFBundleSignature</key>
+		<string>????</string>
+		<key>CFBundleShortVersionString</key>
+		<string>1.0</string>
+		<key>CFBundleVersion</key>
+		<string>1</string>
+	</dict>
+</plist>

Pods/Sparkle/bin/generate_appcast.dSYM/Contents/Info.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+	<dict>
+		<key>CFBundleDevelopmentRegion</key>
+		<string>English</string>
+		<key>CFBundleIdentifier</key>
+		<string>com.apple.xcode.dsym.generate_appcast</string>
+		<key>CFBundleInfoDictionaryVersion</key>
+		<string>6.0</string>
+		<key>CFBundlePackageType</key>
+		<string>dSYM</string>
+		<key>CFBundleSignature</key>
+		<string>????</string>
+		<key>CFBundleShortVersionString</key>
+		<string>1.0</string>
+		<key>CFBundleVersion</key>
+		<string>1</string>
+	</dict>
+</plist>

Pods/Sparkle/bin/generate_keys.dSYM/Contents/Info.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+	<dict>
+		<key>CFBundleDevelopmentRegion</key>
+		<string>English</string>
+		<key>CFBundleIdentifier</key>
+		<string>com.apple.xcode.dsym.generate_keys</string>
+		<key>CFBundleInfoDictionaryVersion</key>
+		<string>6.0</string>
+		<key>CFBundlePackageType</key>
+		<string>dSYM</string>
+		<key>CFBundleSignature</key>
+		<string>????</string>
+		<key>CFBundleShortVersionString</key>
+		<string>1.0</string>
+		<key>CFBundleVersion</key>
+		<string>1</string>
+	</dict>
+</plist>

Pods/Sparkle/bin/old_dsa_scripts/generate_dsa_keys_macos_10.12_only

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+#!/bin/bash
+set -e
+for file in "dsaparam.pem" "dsa_priv.pem" "dsa_pub.pem"; do
+  if [ -e "$file" ]; then
+    echo "There's already a $file here! Move it aside or be more careful!"
+    exit 1
+  fi
+done
+
+openssl="/usr/bin/openssl"
+$openssl gendsa <($openssl dsaparam 2047) -out dsa_priv.pem
+chmod 0400 dsa_priv.pem
+$openssl dsa -in dsa_priv.pem -pubout -out dsa_pub.pem
+
+echo "
+Generated two files:
+dsa_priv.pem: your private key. Keep it secret and don't share it!
+dsa_pub.pem: public counterpart to include in the app bundle.
+
+BACK UP YOUR PRIVATE KEY AND KEEP IT SAFE!
+If you lose it, your users will be unable to upgrade!
+"
+
+open -R dsa_priv.pem

Pods/Sparkle/bin/old_dsa_scripts/sign_update

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+#!/bin/bash
+set -e
+set -o pipefail
+if [ "$#" -ne 2 ]; then
+  echo "Usage: $0 update_archive_file dsa_priv.pem"
+  echo "This is an old DSA signing script for deprecated DSA keys."
+  echo "Do not use this for new applications."
+  exit 1
+fi
+openssl=/usr/bin/openssl
+version=`$openssl version`
+if [[ $version =~ "OpenSSL 0.9" ]]; then
+	# pre-10.13 system: Fall back to OpenSSL DSS1 digest because it does not like the -sha1 option
+	$openssl dgst -sha1 -binary < "$1" | $openssl dgst -dss1 -sign "$2" | $openssl enc -base64
+else
+	# 10.13 and later: Use LibreSSL SHA1 digest
+	$openssl dgst -sha1 -binary < "$1" | $openssl dgst -sha1 -sign "$2" | $openssl enc -base64
+fi

Pods/Sparkle/bin/sign_update.dSYM/Contents/Info.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+	<dict>
+		<key>CFBundleDevelopmentRegion</key>
+		<string>English</string>
+		<key>CFBundleIdentifier</key>
+		<string>com.apple.xcode.dsym.sign_update</string>
+		<key>CFBundleInfoDictionaryVersion</key>
+		<string>6.0</string>
+		<key>CFBundlePackageType</key>
+		<string>dSYM</string>
+		<key>CFBundleSignature</key>
+		<string>????</string>
+		<key>CFBundleShortVersionString</key>
+		<string>1.0</string>
+		<key>CFBundleVersion</key>
+		<string>1</string>
+	</dict>
+</plist>