Merge branch 'hide-clear-signature-btn-for-epub'

src/main/java/com/kdanmobile/reader/ReaderActivity.kt

@@ -276,6 +276,7 @@ abstract class ReaderActivity : AppCompatActivity(), ReaderSettingListener {
         if (!isPdf()) {
             menu?.apply {
                 findItem(R.id.item_reader_more_text_reflow)?.isVisible = false
+                findItem(R.id.item_reader_more_clear_signature)?.isVisible = false
                 findItem(R.id.item_reader_more_file_info)?.isVisible = false
                 findItem(R.id.item_reader_more_print)?.isVisible = false
                 findItem(R.id.item_ibon_print)?.isVisible = false