(web) remove the freespace-info label from the web client.

As discussed at https://trac.transmissionbt.com/ticket/4076#comment:25
the freespace indicator is being moved out of the statusbar to another
place.

web/javascript/transmission.js

@@ -1080,7 +1080,6 @@ Transmission.prototype =
                     menu = $('#settings_menu');
 
 		this.serverVersion = o.version;
-		this.freeSpace = o[RPC._DownloadDirFreeSpace];
 
 		this.prefsDialog.set(o);
 
@@ -1130,7 +1129,7 @@ Transmission.prototype =
 	updateStatusbar: function()
 	{
 		var u=0, d=0,
-		    i, row, text,
+		    i, row,
 		    fmt = Transmission.fmt,
 		    torrents = this.getAllTorrents();
 
@@ -1146,12 +1145,6 @@ Transmission.prototype =
 		$('#speed-dn-container').toggleClass('active', d>0 );
 		$('#speed-dn-label').text( fmt.speedBps( d ) );
 
-		if (this.freeSpace > 0)
-			text = fmt.size (this.freeSpace) + " Free";
-		else
-			text = '';
-		$('#freespace-info').text( text );
-
 		// visible torrents
 		$('#filter-count').text( fmt.countString('Transfer','Transfers',this._rows.length ) );
 	},