Bump version number to v2.19.1.

Signal/Signal-Info.plist

@@ -38,7 +38,7 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>2.19.0</string>
+	<string>2.19.1</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleURLTypes</key>
@@ -55,7 +55,7 @@
 		</dict>
 	</array>
 	<key>CFBundleVersion</key>
-	<string>2.19.0.22</string>
+	<string>2.19.1.0</string>
 	<key>ITSAppUsesNonExemptEncryption</key>
 	<false/>
 	<key>LOGS_EMAIL</key>