Merge branch 'fontawesome5' into 'develop'

build/webpack.base.conf.js

package.json

src/App.scss

src/App.vue

src/components/account_actions/account_actions.js

src/components/account_actions/account_actions.vue

src/components/attachment/attachment.js

src/components/attachment/attachment.vue

src/components/chat/chat.js

src/components/chat/chat.scss

src/components/chat/chat.vue

src/components/chat_message/chat_message.js

src/components/chat_message/chat_message.scss

src/components/chat_message/chat_message.vue

src/components/chat_new/chat_new.js

src/components/chat_new/chat_new.scss

src/components/chat_new/chat_new.vue

src/components/chat_panel/chat_panel.js

src/components/chat_panel/chat_panel.vue

src/components/contrast_ratio/contrast_ratio.vue