adding missing hidden classes onto tablerenderer tables (fixes [#621])

thanks to Nigel

htdocs/artefact/resume/theme/default/fragments/book.tpl

 <h3>{str tag='book' section='artefact.resume'}</h3>
-<table id="booklist">
+<table id="booklist" class="tablerenderer hidden">
     <thead>
         <tr>
             <th>{str tag='date' section='artefact.resume'}</th>

htdocs/artefact/resume/theme/default/fragments/certification.tpl

 <h3>{str tag='certification' section='artefact.resume'}</h3>
-<table id="certificationlist">
+<table id="certificationlist" class="tablerenderer hidden">
     <thead>
         <tr>
             <th>{str tag='date' section='artefact.resume'}</th>

htdocs/artefact/resume/theme/default/fragments/educationhistory.tpl

 <h3>{str tag='educationhistory' section='artefact.resume'}</h3>
-<table id="educationhistorylist">
+<table id="educationhistorylist" class="tablerenderer hidden">
     <thead>
         <tr>
             <th>{str tag='startdate' section='artefact.resume'}</th>

htdocs/artefact/resume/theme/default/fragments/employmenthistory.tpl

 <h3>{str tag='employmenthistory' section='artefact.resume'}</h3>
-<table id="employmenthistorylist">
+<table id="employmenthistorylist" class="tablerenderer hidden">
     <thead>
         <tr>
             <th>{str tag='startdate' section='artefact.resume'}</th>

htdocs/artefact/resume/theme/default/fragments/membership.tpl

 <h3>{str tag='membership' section='artefact.resume'}</h3>
-<table id="membershiplist">
+<table id="membershiplist" class="tablerenderer hidden">
     <thead>
         <tr>
             <th>{str tag='startdate' section='artefact.resume'}</th>