renamed button to Reset.

Author: rueckstiess

src/refine-view/index.jade

@@ -4,4 +4,4 @@
     span.input-group-btn
       button.btn.btn-default.btn-sm(type='button', data-hook='refine-button') Refine
     span.input-group-btn
-      button.btn.btn-default.btn-sm(type='button', data-hook='reset-button') Clear
+      button.btn.btn-default.btn-sm(type='button', data-hook='reset-button') Reset