message: Link to crate page from navbar on crate page
diff: {%- include "header/topbar_begin.html" -%}
  <ul class="pure-menu-list">
  - <li class="pure-menu-item {% if 'skip_package_details' not in __tera_context %}pure-menu-has-children{% endif %}">
  + {% if 'skip_package_details' in __tera_context %}
  + <li class="pure-menu-item">
  + <a href="{{ crate_url | safe }}" class="pure-menu-link" title="{{ krate.description }}">
  + {{ "cube" | fas }}
  + <span class="title">{{ krate.name }}-{{ krate.version }}</span>
  + </a>
  + </li>
  +
  + {% else %}
  + <li class="pure-menu-item pure-menu-has-children">
  <a href="#" class="pure-menu-link" title="{{ krate.description }}">
  {{ "cube" | fas }}
  <span class="title">{{ krate.name }}-{{ krate.version }}</span>
  </a>
  - {% if 'skip_package_details' not in __tera_context %}
  {# Crate details #}
  <div class="pure-menu-children package-details-menu">
  {# Crate name, description and license #}
  </div>
  {%- endif -%}
  </div>
  + </li>
  {%- endif -%}
  - </li>{#
  - If this is the latest release and it's been yanked, just display a warning #}
  + {# If this is the latest release and it's been yanked, just display a warning #}
  {%- if is_latest_version and krate.yanked -%}
  <li class="pure-menu-item">
  <span class="pure-menu-link warn">
  