fix some readmes, added some inits, partially done writing the scapy scripts

Network_and_802.11/scapy/sniff_simple.py

@@ -0,0 +1,19 @@
+#!/usr/bin/env python
+
+__author__ = "bt3"
+
+from scapy.all import *
+
+def save():
+    a = sniff(filter='icmp', iface='wlp1s0', timeout=10, count=3,  prn=lambda x:x.summary())
+    wrpcap('packets.pcap', a)
+
+def open():
+    p = rdpcap('packets.pcap', p)
+    p.show()
+
+def scan():
+    res, unans = sr( IP(dst='192.168.1.114')/TCP(flags='S', dport=(1, 1024)))
+    print res.summary()
+
+scan()