Only aborts when a timeout was received. Error conditions (most notably
item-not-found) are interpreted as no other devices existing.

This reverts commit df86b0fc.

Remove invalid check for result code, which prevented publishing if the
node was empty to begin with.

Fix pepBroken check

If PEP publish tries are repeatedly triggered by empty PEP updates, stop
attempting to publish after 3 tries. This should work around broken PEP
implementations in older ejabberd and OpenFire versions.

remove unused imports.

update bcprov-jdk15on to v1.52

cleared up some error messages in axolotl service and execute publishOwnDevicesWhenNeeded() only if processing our own jid

update minidns to v0.1.7

update roundedimageview to v2.2.0