Make the Hugo .GitInfo data more useful

Now the tests backlink to the commits that created/modified those.

test/site/themes/bare_min/layouts/_default/single.html

@@ -50,15 +50,16 @@
         {{ end }}
     </p>
     {{ if $.GitInfo }}      <!-- To enable this, put "enableGitInfo = true" in your site config.toml -->
+        This test was created/modified in commit <a href="https://github.com/kaushalmodi/ox-hugo/commit/{{- $.GitInfo.Hash -}}">
+        {{- $.GitInfo.AbbreviatedHash -}}</a> on <b>{{ dateFormat "2006-01-02" $.GitInfo.AuthorDate }}</b>.
 <pre>
-{{/* printf "GitInfo debug:: %#v" $.GitInfo */}}
-{{ printf "GitInfo Hash                           :: %#v" $.GitInfo.Hash }}
-{{ printf "GitInfo AbbreviatedHash                :: %#v" $.GitInfo.AbbreviatedHash }}
+{{- /* printf "GitInfo debug:: %#v" $.GitInfo */ -}}
+{{- /* printf "GitInfo Hash                           :: %#v" $.GitInfo.Hash */ -}}
+{{- /* printf "GitInfo AbbreviatedHash                :: %#v" $.GitInfo.AbbreviatedHash */ -}}
 {{ printf "GitInfo Subject                        :: %#v" $.GitInfo.Subject }}
 {{ printf "GitInfo AuthorName                     :: %#v" $.GitInfo.AuthorName }}
-{{/* printf "GitInfo AuthorEmail:: %#v" $.GitInfo.AuthorEmail */}}
-{{ printf "GitInfo AuthorDate (lastmod date)      :: %#v" $.GitInfo.AuthorDate }}
-LastMod Date using .GitInfo.AuthorDate :: {{ .GitInfo.AuthorDate }}
+{{- /* printf "GitInfo AuthorEmail:: %#v" $.GitInfo.AuthorEmail */ -}}
+{{- /* printf "GitInfo AuthorDate (lastmod date)      :: %#v" $.GitInfo.AuthorDate */ -}}
 </pre>
     {{ end }}
     </p>