Bring README.mdwn up to date

Change old "otsref" to modern "otsoref"

Merge pull request #17 from ruphy/master

Use '\hypertarget' for deep-linking (issue #2)

More tweaks, resulting from completion of review

Minor tweaks from first part of review

Update v1->v2 summary to reflect recent changes

Minor wording tweak in archetypes chart

Revamp Quick Ref chart to "Archetypes At a Glance"

Supply images for some commented out inclusions

Remove latex block that now comes via ots-doctools

Even better formatting for v1->v2 changes list

Minor formatting improvement

Various and sundry changes

Review and tweak "Goals" section