====== SED - Reverse - Reverse order of lines ======

Emulates "tac".

<code bash>
sed '1!G;h;$!d'               # method 1
sed -n '1!G;h;$p'             # method 2
</code>

<WRAP info>
**NOTE:**  A Bug/feature in HHsed v1.5 causes blank lines to be deleted.
</WRAP>