Enable building of ChronoShare.app

Temporarily disable integrated tests

Change-Id: I652e27f1a19dc9f5b3e0b1399e0fe015f61b3e81
diff --git a/sparkle-appcast.xml b/sparkle-appcast.xml
new file mode 100644
index 0000000..60adc74
--- /dev/null
+++ b/sparkle-appcast.xml
@@ -0,0 +1,10 @@
+<rss xmlns:sparkle="http://www.andymatuschak.org/xml-namespaces/sparkle" xmlns:dc="http://purl.org/dc/elements/1.1/" version="2.0">
+  <channel>
+    <title>ChronoShare Changelog</title>
+    <link>
+      https://named-data.net/binaries/ChronoShare/sparkle-appcast.xml
+    </link>
+    <description>Most recent changes with links to updates.</description>
+    <language>en</language>
+  </channel>
+</rss>