[WatchKit] Configure host app Info.plist.

lib/motion/project/template/ios-watch-host-config.rb

@@ -49,9 +49,13 @@ module Motion; module Project;
       end
     end
 
-    def info_plist_data(platform)
-      info_plist['CFBundleIdentifier'] = identifier + '.watchapp'
-      super
+    # TODO there are more differences, but they seem less important atm.
+    def merged_info_plist(platform)
+      plist = super
+      plist['CFBundleIdentifier'] = identifier + '.watchapp'
+      plist['UIDeviceFamily'] << '4' # TODO Are numbers in apps generated by Xcode!
+      plist['WKWatchKitApp'] = true
+      plist
     end
 
     def main_cpp_file_txt(_)