mercurial/templates/paper/shortlogentry.tmpl

scmutil.filecacheentry: make stat argument to constructor mandatory

There's no real upside to making stat optional -- this constructor has just two
callers.

 <tr>
  <td class="age">{date|rfc822date}</td>
  <td class="author">{author|person}</td>
  <td class="description"><a href="{url|urlescape}rev/{node|short}{sessionvars%urlparameter}">{desc|strip|firstline|escape|nonempty}</a>{inbranch%changelogbranchname}{branches%changelogbranchhead}{tags%changelogtag}{bookmarks%changelogtag}</td>
 </tr>