GitLab

* Update install scripts

* Be quiet about files that don't exist

* Make variables global

* Remove the .tmp file before curling to it

* Display script_tools install options at time of install

* Fix copy-paste remnant

* Change BrickPi3 clone repo and branch for testing

* Fix variable

* Fix git branch for testing

* feature - adapt install script to rfr tools

* feature - adjust readmes accordingly

* feature - add condition to if statement

* feature - change sources

* feature - change script_tools reference

* use direct links instead of redirects