Search pagination and animations

- Added previous and next button at the end of searches, and styled the buttons
- Added so buttons only work when there are a previous or next page, depending on what is clicked
- Added a pretty and better way of showing the search with animations

server/public/partials/channel/header.handlebars

@@ -75,6 +75,10 @@
                             <span class="valign">No results found..</span>
                         </div>
                     </div>
+                    <div class="pagination-results">
+                        <a href="#" class="btn waves-effect waves-light prev-results-button orange">Prev</a>
+                        <a href="#" class="btn waves-effect waves-light next-results-button orange">Next</a>
+                    </div>
                 </div>
             </div>
         </nav>