add edu release channel

BuildParams

@@ -70,6 +70,12 @@ additional_packages = ""
 # the viewer_channel_suffix is prefixed by a blank and then appended to the viewer_channel
 # for the package in a setting that overrides the compiled-in value
 ################################################################
+additional_packages = "EDU"
+
+# The EDU package allows us to create a separate release channel whose expirations
+# are synchronized as much as possible with the academic year
+EDU_sourceid = ""
+EDU_viewer_channel_suffix = "edu"
 
 # Notifications - to configure email notices, add a setting like this:
 # <username>_<reponame>.email = <email-address>