Typos, docs

wireshark-plugin/ChangeLog

+2011-12-19
+First version of the (external) dissector plugin for wireshark, dissecting all communications
+between the PC and the HP 2101nw wireless G USB print server (UDP port 34444, TCP/UDP port 
+34447 and TPC port 344448, as well as USB configuration communication)

wireshark-plugin/README

-The HP 2101nw wireless G USB print server is a USB port forwareder over
+The HP 2101nw wireless G USB print server is a USB port forwarder over
 a wireless TCP/IP network.
 
 -) Configuration (setting up the wirless network, only needed once) is done