Skinny Dissector:

Source Fix: Trailing Whitespace (Reported by Graham Bloice).
Dissection Fix: ProtocolVer needed to be split up into two fields to display the protocol version correct during device registration
Segfault Fix: Null Pointer Check required after returning from tvb_memdup, before calling strlen (Reported by Evan Huus)
Fix: Whitespace (again)

Bug: 10409
Change-Id: Ib253ea843363792f678f2e724359f83f12ebfadc
Reviewed-on: https://code.wireshark.org/review/3844
Reviewed-by: Evan Huus <eapache@gmail.com>