if new OTR password set, remove the existing instance
remove debug info, don't show error messages (confuses users)
clean up layout, add "loading..." string instead of "no contacts"
show "loading.." or "no contacts" depending upon number of entries
user more battery efficient heartbeat
nothing
keep provider selection when siwtched to grid
also improve performance of viewpager
if a problem getting OTR key store, throw runtime
reduce nonsense alert toasts
fix presence handling issues
nothing yet
updated version
Merge pull request #423 from n8fr8/v13_presence_fixes

V13 presence fixes