Push release 0.4.3 #PLAY_BETA

Added cancel to SubnetDevices and fixed blocking UI bug #PLAY_BETA

Updated build version for release #DEPLOY_APP

Updated readme, and release 0.4.0

Fixed versioning hiccup.

Updated build versionName to trigger release

Updated build script to parse correct version number

Updated versions and created release. Added list of ips for custom su…

…bnet scanning

Updated readme

Bumped version numbers for release