Indetation: spaces to tabs
Add namespace and use Nix
Use bootstrap for loading Nix framework

   * function for handling framework url
Use html helpers for generating paths

  * assing defined variables for use in templates
Use templating language and helpers

   * set predefined variables
   * generate js, images and links with helpers
   * remove unnecessary content (form) - include it
Processing forms

  * actions for form processing
  * form definition - datetimepicker and validation
  * remove unused content
Save data and get data for meeting page