TODO: Style Buttons

Add Markdown Toolbar

* parent/master: (77 commits)
  Updated TinyMCE to version 4.9.4
  Updated register link text/placement on login card
  Added deeper content id de-duplication
  Add revision restore confirm and changed http method
  Updated md drawing mngr shortcut to work on mac cmd key
  Added test to check page HTML id de-duplication
  Updated ldap server option parsing to work with protocol and port
  Add min length validation on name on register form & add sign up link
  Reduced markup for books icon
  Prevented bad duplicate IDs causing major exception
  Aligned item creation wording and updated shelf-book-add logic
  Replace dots with something else on user create and edit screens
  Update create new book button on shelves to 2019 design
  Fix phpcs issues
  Add tests for creating a book and adding directly to a shelf
  Add button to add a book directly from a shelf view
  Tweaked header font size to fit redesign better
  Updated user references to be app-default-supporting functions
  Updated view toggle to store date
  Updated markdown editor for mobile
  ...

…re/update

Updated to latest version

Merge Staging & Master

Pull Upstream Changes