Fixed issue 93 by preventing the display of a large commit diff.

Still needs to implement the equivalent for subversion and mercurial,
maybe with a simple command $scm->isCommitLarge($commit).

src/IDF/templates/idf/source/commit.html

@@ -31,10 +31,11 @@
 <h2>{trans 'Change Details'}</h2>
 
 {$diff.as_html()}
+{/if}{if count($diff.files) or $large_commit}
 {aurl 'url', 'IDF_Views_Source::downloadDiff', array($project.shortname, $commit)}
 <p class="right soft"><a href="{$url}"><img style="vertical-align: text-bottom;" src="{media '/idf/img/package-grey.png'}" alt="{trans 'Archive'}" align="bottom" /></a> <a href="{$url}">{trans 'Download the corresponding diff file'}</a></p>
-
 {/if}
+
 {/block}
 {block context}
 {if $scm == 'git'}