#821: README.md, provide link to sample web-interface'
#821: README.md, provide sample filename for web-interface
#821: README.md, reorder content in 'Web Interface' subsection
#821: README.md, minor language change
#821: README.md, minor language change
#821: README.md, minor language change
#821: README.md, minor language change
#821: README.md, minor language change
#821: README.md, minor language change
#821: README.md, minor language change
#821: README.md, minor language change
#821: README.md, minor language change
#821: README.md, minor language change
Merge pull request #822 from jeff1evesque/doc_web_interface

#821: Documentation: Adjust 'Web Interface' Subsection