add idb2pat.py
add idb2pat.py

This reverts commit a59a352815581cc273f7ba10412e078d3c9e908d.

chubbymaggie/flare-ida,CaledoniaProject/flare-ida,jhsmith/flare-ida,andyvand/flare-ida-1,kakkojc/flare-ida,williballenthin/flare-ida,fireeye/flare-ida,meilinxiaoxue/flare-ida,Ye-Yong-Chi/flare-ida,nihilus/flare-ida