Add pt-br i18n (#144)

Luiz F. A. de Prá

09.36.2019 13c99afe10b5bd307732c9fafc13821d2147f928

 layouts/posts/single.html

@@ -18,7 +18,7 @@
            </span>
            <span class="reading-time">
              <i class="fas fa-clock"></i>
              {{ i18n "readingTime" .ReadingTime }}
              {{ i18n "reading_time" .ReadingTime }}
            </span>
          </div>
          {{ with .Page.Params.Categories }}{{ partial "taxonomy/categories" . }}{{ end }}