Update to v1.7

Update to v1.7

static/less/bootstrap-switch.less

@@ -1,5 +1,5 @@
 /* ============================================================
- * bootstrapSwitch v1.6 by Larentis Mattia @SpiritualGuru
+ * bootstrapSwitch v1.7 by Larentis Mattia @SpiritualGuru
  * http://www.larentis.eu/
  *
  * Enhanced for radiobuttons by Stein, Peter @BdMdesigN