Added more checking for spurios elements, e.g.   <strictClockBranchRates id="branchRates">     <rate>     <blu/>       <parameter id="clock.rate" value="1.0"/>       <bla/>     </rate> </strictClockBranchRates>
Added more checking for spurios elements, e.g.  
<strictClockBranchRates id="branchRates">
    <rate>
    <blu/>
      <parameter id="clock.rate" value="1.0"/>
      <bla/>
    </rate>
</strictClockBranchRates>

Please report back if you encounter erroneous reports

git-svn-id: 67bc77c75b8364e4e9cdff0eb6560f5818674cd8@2193 ca793f91-a31e-0410-b540-2769d408b6a1

armanbilge/BEAST_sandbox,svn2github/beast-mcmc,svn2github/beast-mcmc,svn2github/beast-mcmc,svn2github/beast-mcmc,armanbilge/BEAST_sandbox,armanbilge/BEAST_sandbox,armanbilge/BEAST_sandbox,armanbilge/BEAST_sandbox,svn2github/beast-mcmc