1. Use 'setup' consistently as noun, 'set up' as verb
2. Use path variables like '$IMAGE_PATH' consistently
like in Troubleshooting to improve readability
3. Remove ':' from field names
4. Change phrasing in sentences I stumbled upon several
times to improve readability.
5. Minor grammar/vocab fixes.
Signed-off-by: Sebastian Mitterle <smitterl@redhat.com>
Reviewed-by: Peter Krempa <pkrempa@redhat.com>