dimagi/commcare-hq — pull request #1022 by esoergel (2013-08-26 16:51:50+00:00)
Title: disabled upload button when upload starts

To address [this uservoice comment](https://dimagi.uservoice.com/forums/207599-multimedia-management/suggestions/4337058-dim-the-begin-upload-button-once-upload-has-star)