file-upload.js

	fileUpload: function(e,d,o) {
		if(this.$.upfile.value == null) return;
		this.fileUploading = true;
		var formData = new FormData();
		formData.append('upfile', this.$.upfile.files[0], this.$.upfile.value );
		formData.append('proposal', this.proposal.id);

		var xhr = new XMLHttpRequest();
		xhr.open('POST', '/jaxson/proposals/file_upload?token=' + BPC.user.token, true);
		xhr.onload = function(e) {
			if(xhr.status === 200) {
				var response = JSON.parse(xhr.responseText);
				this._jaxson(response);
			}
		}.bind(this);
		xhr.send(formData);