Comment out "Share" button until #118 is resolved (#120)

Author: gabejohnson

index.html

@@ -79,8 +79,9 @@
           <a class="view_gist" target="trypurs_gist">
             <label title="Open the original gist in a new window">View Gist</label>
           </a>
-        </li><li class="menu-item no-mobile">
-          <label id="gist_save" name="save_gist" title="Save file as a Gist">Share</label>
+          <!-- TODO: uncomment the below once https://github.com/purescript/trypurescript/issues/118 is resolved -->
+          <!-- </li><li class="menu-item no-mobile"> -->
+          <!-- <label id="gist_save" name="save_gist" title="Save file as a Gist">Share</label> -->
         </li><li class="menu-item no-mobile">
           <label id="compile_label" name="compile_label" title="Compile Now">Compile</label>
         </li><li class="menu-item nowrap no-mobile">