Fixes data types in docs for Zend_Barcode Objects

documentation/manual/en/module_specs/Zend_Barcode-Objects.xml

@@ -125,7 +125,10 @@ $barcode->setText('ZEND-FRAMEWORK')
 
                     <row>
                         <entry><emphasis>factor</emphasis></entry>
-                        <entry><type>Integer</type></entry>
+                        <entry>
+                            <type>Integer</type>, <type>Float</type>,
+                            <type>String</type> or <type>Boolean</type>
+                        </entry>
                         <entry>1</entry>
                         <entry>Factor by which to multiply bar widths and font sizes</entry>
                     </row>
@@ -161,7 +164,10 @@ $barcode->setText('ZEND-FRAMEWORK')
 
                     <row>
                         <entry><emphasis>orientation</emphasis></entry>
-                        <entry><type>Integer</type></entry>
+                        <entry>
+                            <type>Integer</type>, <type>Float</type>,
+                            <type>String</type> or <type>Boolean</type>
+                        </entry>
                         <entry>0</entry>
                         <entry>Orientation of the barcode</entry>
                     </row>