LT-302: Adding close buttons to Audit Log screen

Packages/hipaa-audit-log/components/hipaaCloseButton/hipaaCloseButton.html

@@ -0,0 +1,13 @@
+<template name="hipaaCloseButton">
+    <div class="close-btn">
+      {{#if header}}
+        <button type="button" class="close">
+          <span>&times;</span>
+        </button>
+      {{else}}
+        <button type="button" class="btn btn-default">
+          Close
+        </button>
+      {{/if}}
+    </div>
+</template>