Create debian-setup.sh

quick debian/Ubuntu setup script
Comments added to debian-setup.sh
Updated README.md with correct formatting

README.md now has the formatting it was originally intended to have.
Updated README.md with user/install details

Updated README.md with user configuration example
Added details to installation and configuration section
Updated README.md with new details

Updated README.md with new details (upon virus detection)
Updated README.md with stylistic enhancements
Updated clamav-cron.sh, script test details added

Updated name clamav-cron easy 
Updated details of script & test details
Update README.md

Updated name clamav-cron easy
Updated debian-setup.sh: clamav-cron easy

Updated name clamav-cron easy
modified -> created
Test comment moved to clamav-cron.sh
Test and crontab comments updated
Merge pull request #1 from yangwithinyin/dev

Dev