vardoc 4.0.0

Issue #3161044: Updated Vardoc to the latest Varbase and Bootstrap 4 versions with extra functionality A new major release contains many features and updates include:

• Editorial workflow and content moderation gives the authenticated users the ability to add content contribution.
• A new simple, clean design, Bootstrap 4 with Argon UI kit, theme keeps the focus on your product and knowledge base.
• Professional backend user experience using Vartheme Calro theme.
• A new auto complete search with ready modern style.
• Collapsing book navigation tree displays the book pages in smart and organized way.
• A new content type called Tools to facilitate reaching your company tools and applications.
• Managing and displaying the book pages documents and attachments in very structured way.
• Ready printable book pages without the need to add any styling code.
• A new related book pages block to ease finding the content with similar topics.
• Enhance the user profile page structure and style.