refactor(icons): use php-icons library to load and display icons

app/Config/Autoload.php

app/Helpers/components_helper.php

app/Helpers/svg_helper.php

app/Resources/icons/account-circle.svg

app/Resources/icons/add-box.svg

app/Resources/icons/add.svg

app/Resources/icons/alert.svg

app/Resources/icons/arrow-left.svg

app/Resources/icons/arrow-right.svg

app/Resources/icons/at.svg

app/Resources/icons/bold.svg

app/Resources/icons/broadcast.svg

app/Resources/icons/calendar.svg

app/Resources/icons/caret-down.svg

app/Resources/icons/caret-right.svg

app/Resources/icons/chat.svg

app/Resources/icons/check.svg

app/Resources/icons/chevron-left.svg

app/Resources/icons/chevron-right.svg

app/Resources/icons/clapperboard.svg