taxonomy: WeMo, TiVo, and various signatures.

+ Add Belkin WeMo switch (WiFi controlled electrical outlet).
+ Add TiVo models: HD, Roamio, Roamio Plus, Series 3 & 4, BOLT.
+ Add Apple Watch, Nest Thermostat v3, Samsung Gear S2, Slingbox 500,
    BLU Studio Super Camera.
+ Alternate signatures: iPhone 5c/6/6s, HP Printer, Nexus 6/9, Roku 3,
    Playstation 4, Canon Printer, Vizio TV, Samsung Galaxy S4/S6.
+ Add OUIs for ASUS, LG, Samsung.
+ Add Canon & HP Printer DHCP signatures.
+ Remove an LG G4 signature which appears to be in error, txpow
  does not match other signatures.
+ Remove Roku2 4210. It is so different from the other Roku 2 signatures
  that we want to capture a sample to make sure.
+ Add pcaps for Belkin WeMo, Nexus 6, Roku 3 4230.

Change-Id: I1a2467952af591545449ff5c374d6c0574238926
10 files changed