Some enhancements and cleanup to Quick Start Guide:
Some enhancements and cleanup to Quick Start Guide:

1) Mention where the guide can be downloaded (fixes issue 839).
2) Updated the data formats to contain plain text.
3) Removed unnecessary whitespace and empty table cells

waldenner/robotframework,fiuba08/robotframework,fiuba08/robotframework,ldtri0209/robotframework,waldenner/robotframework,ldtri0209/robotframework,waldenner/robotframework,waldenner/robotframework,ldtri0209/robotframework,waldenner/robotframework,ldtri0209/robotframework,fiuba08/robotframework,fiuba08/robotframework,fiuba08/robotframework,ldtri0209/robotframework