For both installation and developer guides:
- Move 2018_10 into versioned sub folder
- Add latest version (copy of 2018_10) to latest folder (to be updated for next release)
- Update intro to each versioned guide
- Update relative links (version specific) for each version
- Update all references to version, to use standard format of stx.Year.Mo
- Cleaned up headings to use sentence casing per OpenStack guidelines
- Cleaned up capitalization: standardize capitalization for terms, only capitalize official
names/terms, casing consistent with command line examples
Change-Id: Id5fd0a78a1d81fdf8c63d132f2d4c50f9ed2f2bf
Signed-off-by: Kristal Dale <kristal.dale@intel.com>