Ubuntu X86/64 Install

@vk5mw

NOTE:
If you have Ubuntu 19.1 (Disco), a workaround is required for piaware. Dont do the workaround mentioned in above linked post. Instead do the revised wokaround in this post:

https://discussions.flightaware.com/t/how-to-install-piaware-v-3-7-2-on-ubuntu-18-04-bionic-ubuntu-19-04-disco-amd64-intel-pc/55740/25