Minor cleanup

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EncryptActivity.java

@@ -218,7 +218,6 @@ public class EncryptActivity extends DrawerActivity implements EncryptActivityIn
                     Notify.showNotify(EncryptActivity.this, R.string.encrypt_sign_successful, Notify.Style.INFO);
 
                     if (!isContentMessage() && mDeleteAfterEncrypt) {
-                        // TODO: Create and show dialog to delete original file
                         for (Uri inputUri : mInputUris) {
                             DeleteFileDialogFragment deleteFileDialog = DeleteFileDialogFragment.newInstance(inputUri);
                             deleteFileDialog.show(getSupportFragmentManager(), "deleteDialog");

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/dialog/DeleteFileDialogFragment.java

@@ -85,7 +85,7 @@ public class DeleteFileDialogFragment extends DialogFragment {
 
                 Toast.makeText(getActivity(), getActivity().getString(R.string.error_file_delete_failed, deleteFilename), Toast.LENGTH_SHORT).show();
 
-                // TODO: We can't delete that file...
+                // Note: We can't delete every file...
                 // If possible we should find out if deletion is possible before even showing the option to do so.
             }
         });

OpenKeychain/src/main/res/layout/file_list_entry_add.xml

@@ -14,7 +14,7 @@
             android:layout_width="wrap_content"
             android:layout_height="match_parent"
             android:layout_gravity="center"
-            android:text="Add file(s)"
+            android:text="@string/btn_add_files"
             android:drawableLeft="@drawable/ic_action_collection"
             android:drawablePadding="8dp"
             android:gravity="center"/>

OpenKeychain/src/main/res/values/strings.xml

@@ -74,6 +74,7 @@
     <string name="btn_share_encrypted_signed">Share encrypted/signed message…</string>
     <string name="btn_view_cert_key">View certification key</string>
     <string name="btn_create_key">Create key</string>
+    <string name="btn_add_files">Add file(s)</string>
 
     <!-- menu -->
     <string name="menu_preferences">Settings</string>