Merge branch 'feature/image-upload-improvements' into 'master'

index.html

src/components/media_upload/media_upload.js

src/components/media_upload/media_upload.vue

static/font/LICENSE.txt

static/font/config.json

static/font/css/fontello-codes.css

static/font/css/fontello-embedded.css

static/font/css/fontello-ie7-codes.css

static/font/css/fontello-ie7.css

static/font/css/fontello.css

static/font/demo.html

static/font/font/fontello.eot

static/font/font/fontello.svg

static/font/font/fontello.ttf

static/font/font/fontello.woff

static/font/font/fontello.woff2