* Create STYLEGUIDE.md

* Update STYLEGUIDE.md

Added a placeholder for image guidelines, someone needs to add specificity

Added Capitalization section

Expanded Word usage

* Update STYLEGUIDE.md

Edited panel definition

* Update STYLEGUIDE.md

Applied Brenda and Marcus's edits

* Moved style guide to style_guides folder and renamed, added README to the style_guides folder, other minor edits

* Update doc-style-guide.md

* Style updates

Changed a couple doc names for consistency, updated file naming conventions and README links

* Corrected file names

Changed file names back to original, clarified file naming convention in documentation-style-guide