--- /tmp/a	2014-07-23 13:05:21.205232023 +0700
+++ /tmp/a	2014-07-23 13:05:23.878564903 +0700
@@ -1,4 +1,5 @@
 1
 2
+3
# ---
#
# [1234@1] | Stanislav Seletskiy | Fri Jul  4 19:21:56 2014
#
# Что за?
#
# ---
#
#     [1212@1] | Vasiliy Pupkin | Sat Jul  5 19:12:12 2014
#
#     WTF!
#
#     ---
 4
 5