cleans up text formatting includes

- creates new examples showing how to format text
- creates introduction
- adds apostrophe information
- links to subs information
Merge pull request #186 from graphitefriction/unv-syntax

cleans up text formatting includes
adds example includes to quick ref

- updates paragraph and listing examples
- updates paragraph and listing sections in user manual
- creates literal example include file
- adds more info links to quick ref
Merge pull request #187 from graphitefriction/unv-syntax

adds example includes to quick ref
xref fix check
Merge pull request #188 from graphitefriction/xref-fix

xref fix check