Switched to JSX, updated UI

.gitignore

backend/Database.php

package.json

res/css/content.sass

res/css/search.css

res/css/search.css.map

res/css/sendercolor.sass

res/js/app.js

res/js/component/buffer.jsx

res/js/component/context.jsx

res/js/component/history.jsx

res/js/component/historyelement.jsx

res/js/component/loadmore.js

res/js/component/loadmore.jsx

res/js/component/message.js

res/js/component/message.jsx

res/js/component/messagePreview.js

res/js/component/messagePreview.jsx

res/js/component/nav.js

res/js/component/nav.jsx