Merge pull request #1 from samdnic/master

Fixes for builds
Merge pull request #2 from samdnic/master

File listing command
Merge pull request #3 from samdnic/master

Added recursive file listing, and unload
Merge pull request #7 from samdnic/master

Rewrite to PiVT v2
Merge branch 'master' of https://github.com/YSTV/PiVT