cleanup gdrp button vertical. only show gdpr when not iframed

src/kiri/init.js

@@ -1858,8 +1858,8 @@
         // send init-done event
         API.event.emit('init-done', STATS);
 
-        // show gdpr if it's never been seen
-        if (!SDB.gdpr) {
+        // show gdpr if it's never been seen and we're not iframed
+        if (!SDB.gdpr && WIN.self === WIN.top) {
             $('gdpr').style.display = 'flex';
         }
 

web/kiri/index.html

@@ -325,7 +325,7 @@
     </div>
     <div id="gdpr" class="noshow">
         <p>this site uses cookies to preserve application preferences</p>
-        <button id="gotit">got it</button>
+        <button id="gotit" class="col j-center">got it</button>
     </div>
 </body>
 </html>

web/kiri/lang/en.js

@@ -405,7 +405,7 @@ kiri.lang['en-us'] = {
     ag_paws_l:      "comma-separated list of layers\nto inject pause commands before",
 
     // SLA MENU
-    sa_menu:        "slice",
+    sa_menu:        "slicing",
     sa_lahe_s:      "layer height",
     sa_lahe_l:      "layer height\nin millimeters",
     sa_shel_s:      "hollow shell",