Draft: issue #164 created accessibility.js

Created new script accessibility.js Path: app/brat/client/src/accessibility.js Developer can easily check basic accessibility parameters

• Are there any underlined texts which are not a link
• All fontawesome icons should use <span> instead of <i>. Example <span class="fa fa-user"></span>
• All <i>,<b> tags with the exception of fontawesome icons should be replaced with <em> or <strong>
• If links contain wrong href error will occur regarding it
• If links doesn't contain text content error will occur regarding it
• If links doesn't contain text content nor href that link will be removed dynamically