add more org blocks

verse: preserve line breaks
center: center text
comment: don't export
export: this replace the old "begin_html" with "begin_export html", supporting
more formats
justifyleft/right: only works for ascii export

evil-matchit-org.el

@@ -50,6 +50,12 @@ Sub-match is the match defined between '\\(' and '\\)' in regular expression.")
     (("begin_html") () ("end_html") "MONOGAMY")
     (("begin_quote") () ("end_quote") "MONOGAMY")
     (("begin_export") () ("end_export") "MONOGAMY")
+    (("begin_verse") () ("end_verse") "MONOGAMY")
+    (("begin_center") () ("end_center") "MONOGAMY")
+    (("begin_comment") () ("end_comment") "MONOGAMY")
+    (("begin_export") () ("end_export") "MONOGAMY")
+    (("begin_justifyleft") () ("end_justifyleft") "MONOGAMY")
+    (("begin_justifyright") () ("end_justifyright") "MONOGAMY")
     (("results") () ("end") "MONOGAMY"))
   "Match tags in org file.")