1 switch-to-experimental.diff

     2 switch-to-experimental.diff

     2 separate-extcmd.diff

     3 separate-extcmd.diff

     3 modularize-extcmd.diff

     4 modularize-extcmd.diff

     4 guard-xmpp-password.diff

     5 guard-xmpp-password.diff

     5 add-offline-message.diff

     6 add-offline-message.diff