invalid xml-report after parsing traits

[pupsschluepfer]

After parsing traits, the generated report is invalid.
We use pdepend 2.0.1.

The <class>-tag around the traits' methods are missing.

<class name="Sixt_RateMaintenance_API_Service_SurchargeBasis" ca="0" cbo="5" ce="5" cis="3" cloc="30" cr="0.15" csz="6" dit="0" eloc="109" impl="0" lloc="66" loc="196" ncloc="166" noam="0" nocc="0" nom="4" noom="0" npm="3" rcr="0.15" vars="2" varsi="2" varsnp="0" wmc="23" wmci="23" wmcnp="10">
    <!-- ... report on the class using the traits -->
</class>
<method name="getDb" ccn="2" ccn2="2" cloc="0" eloc="6" lloc="3" loc="8" ncloc="8" npath="2"/>
<method name="overrideDb" ccn="1" ccn2="1" cloc="0" eloc="3" lloc="1" loc="4" ncloc="4" npath="1"/>
<method name="getNumberService" ccn="2" ccn2="2" cloc="0" eloc="6" lloc="3" loc="8" ncloc="8" npath="2"/>
<method name="overrideNumberService" ccn="1" ccn2="1" cloc="0" eloc="3" lloc="1" loc="4" ncloc="4" npath="1"/>
<class name="Sixt_RateMaintenance_Impl_TableIntrospection" ca="1" cbo="3" ce="3" cis="3" cloc="34" cr="0.15" csz="9" dit="0" eloc="70" impl="0" lloc="26" loc="143" ncloc="109" noam="0" nocc="0" nom="4" noom="0" npm="3" rcr="0.15" vars="5" varsi="5" varsnp="0" wmc="12" wmci="12" wmcnp="11">
    <!-- ... -->
</class>