Theme updates

Closes #1 and #2

See merge request ecobytes/commons/hugo-theme-ecolearn!3

- not for menu entries
- assumed .RelPermalink a preferable choice over .Permalink

.UniqueID > .File.UniqueID

.Hugo > hugo

replace font awesome with fork awesome

See merge request ecobytes/commons/hugo-theme-ecolearn!2

# Conflicts:
#   layouts/shortcodes/expand.html

Replace Font Awesome with Fork Awesome

Closes #1

See merge request ecobytes/commons/hugo-theme-ecolearn!1

- version tags from webfont URLs have been removed in the CSS

- Fixes a bug where the list items appear in a code block instead of as HTML

fixed indent

fixed indent

highlightJS -> https://highlightjs.org/download/ => update with desired languages, default: https://cdnjs.cloudflare.com/ajax/libs/highlight.js/9.14.2/highlight.min.js
modernizr -> https://modernizr.com/download/?csstransforms3d-domprefixes-prefixes-setclasses-shiv-testallprops-testprop-teststyles
lunrJS -> https://cdnjs.cloudflare.com/ajax/libs/lunr.js/2.3.5/lunr.min.js
clipboard -> https://cdnjs.cloudflare.com/ajax/libs/clipboard.js/2.0.4/clipboard.min.js
jquery -> https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js
featherlight -> https://cdnjs.cloudflare.com/ajax/libs/featherlight/1.7.13/featherlight.min.js
search.js -> updated for lunrJS 2.3.5
learn.js -> updated for clipboard

Add highlight.js theme
Update theme to match highlight.js theme
Update featherlight

*Total -- 2,545.56kb -> 1,758.74kb (30.91%)

/static/images/favicon.png -- 1.22kb -> 0.59kb (51.48%)
/exampleSite/content/basics/installation/images/chapter.png -- 85.71kb -> 46.66kb (45.56%)
/exampleSite/content/cont/pages/images/pages-chapter.png -- 243.33kb -> 152.42kb (37.36%)
/exampleSite/content/basics/style-customization/images/red-variant.png -- 380.82kb -> 239.39kb (37.14%)
/exampleSite/content/basics/style-customization/images/blue-variant.png -- 380.01kb -> 238.93kb (37.13%)
/exampleSite/content/basics/style-customization/images/green-variant.png -- 381.74kb -> 240.20kb (37.08%)
/exampleSite/content/cont/pages/images/pages-default.png -- 310.79kb -> 196.47kb (36.78%)
/exampleSite/static/images/showcase/tat.png -- 405.21kb -> 302.69kb (25.3%)
/static/images/gopher-404.jpg -- 215.36kb -> 201.42kb (6.47%)
/images/tn.png -- 141.37kb -> 139.98kb (0.99%)

When the baseURL is not / using $translation.URL is ignoring the baseURL. In order to sort this behavior, $translation.Permalink is working just fine.

Close #249

remove duplicate icon and fix incorrect favicon type

Dutch i18n

HTTPS links in exampleSite menu-footer

Preventing left/right arrow key navigation in textareas

Update menu.html to include the check icon