fix typo: "empshasie" --> "emphasize" (tachyons-css#60)

* fix typo: "empshasie" --> "emphasize"

* fix typo "empshasie" --> "emphasize" in docs/

Author: waldyrious

docs/typography/font-style/index.html

@@ -77,7 +77,7 @@ <h4 class="f4 mv0 fw6 dib mr4">tachyons-font-style</h4>
           Single purpose classes to set the font-style of any element at any breakpoint.
         </p>
         <p class="measure f5 f4-ns lh-copy">
-          Italics can be used to empshasie on a piece of content. Some common uses of
+          Italics can be used to emphasize a piece of content. Some common uses of
           italics include: titles, vehicle names, letters of the alphabet, scientific terms, and quotes.
         </p>
       </article>

src/templates/docs/font-style/index.html

@@ -36,7 +36,7 @@ <h4 class="f4 mv0 fw6 dib mr4"><%= name %></h4>
           Single purpose classes to set the font-style of any element at any breakpoint.
         </p>
         <p class="measure f5 f4-ns lh-copy">
-          Italics can be used to empshasie on a piece of content. Some common uses of
+          Italics can be used to emphasize a piece of content. Some common uses of
           italics include: titles, vehicle names, letters of the alphabet, scientific terms, and quotes.
         </p>
       </article>