Zom Android 15.4 RC 8

• One last fix for notifications: tapping them did not bring up the correct chat. Now it does. This was a regression related to changing how the various activity states were managed related to the previous "hanging" fix.

d8d98dc update to build 1540028
0271ee0 one last fix with activity state and intents for notifications
178a84f update to build 1540027
5d2dd43 fix the flow for main activities, adapter and fingerprint display
86ffae5 fix the task state of the main activity
ceac06c remove transition animation for activities
bcdd81a update build to 1540026
4379080 fix #425 password change not sticking bug - needed to move login to sync not async
58f1ebb for group chat contact display, make it easier to open a new chat
62e5544 reduce synchronized calls that are unnecessary
b7a58b0 update build to 1540025
e990018 more tweaks for image handling and memory usage
592b1db add ability to indicate whether sound/vibrate should be used for notify
dceab02 simplify the queue type we use for stanza processing
d3ee76b add support for exif samsung rotation
c7db35e update to build 1540024
0ae397a respect system volumes for notification and vibrate
33e17e8 update to build 1540023