Bob-the-Kuhn 3b8926bd09 improved wording, consolidation of info, BLTouch warning
==============================================

clarified BLTouch calculation & changed comment delimitters/flags

I found it hard to pickout the various sections in this area so I
changed most comments from // style to /** ... */

Made the BLTouch calculation simpler and clarified the units of measure
for the result.

============================================

add changes to example configurations

============================================

add TinyBoy2 to this PR & add BLTouch Delay
..
Configuration.h improved wording, consolidation of info, BLTouch warning
Configuration_adv.h Merge pull request from Bob-the-Kuhn/G38-optional-double-tap