update bluez to latest git master, disable tools that are optional and do not compile, reenable Android 4.3 support (just revert one commit)
update to upstream 73f26e34e8c642bf493a63fe14f005563a19d183
sync with upstream for easier future patching and comparion (remove files not present in their git, add missing files in our git)
update to 5.14
update