applied suggestions

Author: StefanSpieker

core/src/main/resources/lib/form/number.jelly

@@ -64,11 +64,11 @@ THE SOFTWARE.
       If @min is specified and @min is greater than this value, both @min and @max will not work.
        ]]>
     </st:attribute>
-    <st:attribute name="step">
+    <st:attribute name="step"> <![CDATA[
       The step size of the @value. The default is 1. This becomes the @step of the <input> tag.
-      This will work only if @clazz is 'number', 'number-required', 'non-negative-number-required',
-      'positive-number', 'positive-number-required'.
-      If this value contains non-digit characters, it will not work.
+      The step should be an integer.
+      Otherwise the spinner of the input will change the field to non integer values.
+      ]]>
     </st:attribute>
     <!-- Tomcat doesn't like us using the attribute called 'class' -->
     <st:attribute name="clazz">