Updating images and stles

Updating images and styles after code merge conflicts

Change-Id: I96490926caa41d13e4d625ff67f6a463d7819d34
Signed-off-by: Iftekharul Islam <iffy.ryan@ibm.com>
diff --git a/app/common/directives/log-event.html b/app/common/directives/log-event.html
index 8311a87..350cc8d 100644
--- a/app/common/directives/log-event.html
+++ b/app/common/directives/log-event.html
@@ -29,8 +29,8 @@
                  <p class="inline event__description">{{event.Severity}}</p>
              </div>
          <div class="column small-1 large-1">
-             <span class="button accord-trigger" ng-class="{'active': event.meta}"
-                     ng-click="event.meta = ! event.meta" aria-hidden="true"></span>
+             <button class="accord-trigger" ng-class="{'active': event.meta}"
+                     ng-click="event.meta = ! event.meta"></button>
          </div>
         </div>
      <div class="row event__metadata-row" ng-class="{'active': event.meta}">
@@ -62,4 +62,4 @@
              </div>
          </div>
      </div>
-</div>
+</div>
\ No newline at end of file