Small improvements

app/src/main/java/eu/faircode/email/EditTextCompose.java

@@ -67,9 +67,9 @@ public class EditTextCompose extends AppCompatEditText {
         try {
             if (id == android.R.id.paste) {
                 Context context = getContext();
-                ClipboardManager clipboard = (ClipboardManager) context.getSystemService(Context.CLIPBOARD_SERVICE);
-                if (clipboard.hasPrimaryClip()) {
-                    ClipData.Item item = clipboard.getPrimaryClip().getItemAt(0);
+                ClipboardManager cbm = (ClipboardManager) context.getSystemService(Context.CLIPBOARD_SERVICE);
+                if (cbm != null && cbm.hasPrimaryClip()) {
+                    ClipData.Item item = cbm.getPrimaryClip().getItemAt(0);
 
                     String html = item.getHtmlText();
                     if (html == null) {

app/src/main/java/eu/faircode/email/FragmentAnswer.java

@@ -332,7 +332,7 @@ public class FragmentAnswer extends FragmentBase {
             Uri uri = null;
 
             ClipboardManager cbm = (ClipboardManager) getContext().getSystemService(Context.CLIPBOARD_SERVICE);
-            if (cbm.hasPrimaryClip()) {
+            if (cbm != null && cbm.hasPrimaryClip()) {
                 String link = cbm.getPrimaryClip().getItemAt(0).coerceToText(getContext()).toString();
                 uri = Uri.parse(link);
                 if (uri.getScheme() == null)
@@ -345,7 +345,7 @@ public class FragmentAnswer extends FragmentBase {
             FragmentDialogLink fragment = new FragmentDialogLink();
             fragment.setArguments(args);
             fragment.setTargetFragment(this, REQUEST_LINK);
-            fragment.show(getParentFragmentManager(), "compose:link");
+            fragment.show(getParentFragmentManager(), "answer:link");
 
             return true;
         } else

app/src/main/java/eu/faircode/email/FragmentCompose.java

@@ -1356,7 +1356,7 @@ public class FragmentCompose extends FragmentBase {
         Uri uri = null;
 
         ClipboardManager cbm = (ClipboardManager) getContext().getSystemService(Context.CLIPBOARD_SERVICE);
-        if (cbm.hasPrimaryClip()) {
+        if (cbm != null && cbm.hasPrimaryClip()) {
             String link = cbm.getPrimaryClip().getItemAt(0).coerceToText(getContext()).toString();
             uri = Uri.parse(link);
             if (uri.getScheme() == null)

app/src/main/res/menu/action_answer.xml

@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <menu xmlns:android="http://schemas.android.com/apk/res/android">
-
     <item
         android:id="@+id/action_delete"
         android:icon="@drawable/baseline_delete_24"