updated service_setup.sh
updated service_setup.sh

* This made for bash the most common shell.
* Installs gridcoin stats, geography scrape and freegeoip binary.
* Allows user input to approve starting of services after install
* Little extra here and there
* Copies ../gridcoin_chart.sh to /usr/lib/netdata/charts.d automatically providing its in correct place when installing
* Makes all .sh and binary files executable
* All services run as user gridcoin
grctest/GRC-Netdata