start bluetoothd prior calling hciattach

1.3.5

update README

lowering hci uart speed

• lowering hci uart speed to prevent sporatic error "Bluetooth: hci0; Frame reassembly failed (-84)"
• added manifest feature for multi-arch support
• removed link to microbadger in README

privileged mode check corrected

1.3.2

privileged mode check corrected

use fix tag 1.20180417 of userland tools

1.3.1

use fix tag 1.20180417 of userland tools

Buster support

Changed from Base Image "Scratch" to base image "Buster"

Initial release

Merge pull request #1 from alexkuzko/master

Removed source files to keep image compact (saves 33MB of disk space)