Sight Camera Added

Updated Configuration list

New Camera:

• GunCam/Sights - Down Sights view of the game when holding a weapon two handed, and looking down the sights. Shows avatar if
  removeAvatarInsteadOfHead is disabled. Can be turned off with disableGunCamera = true

Added Options for new Camera

Updated Default Camera speeds to be a bit more slower for easier viewing

See Readme for more details and example configurations for other modes.