Cleanup: Mojo-ize old code, simplifying perl OO code
Make Sql Storage inherit Filesystem, since the DB is only used as an index and still stores on disk
%= t table => (class => 'table table-striped table-bordered table-condensed') => begin
<thead>
<tr>
<th>Frame</th>
<th>Module</th>
<th class="signature-column">Signature</th>
<th>Source</th>
</tr>
</thead>
% foreach my $frame(@$frames) {
<tr>
%= t td => $frame->{frame}
%= t td => $frame->{module}
<td><%= shorten_signature $frame->{function} =%></td>
<td><%= scm_file_link($frame->{file}, $frame->{line}) =%></td>
</tr>
% }
% end