making some type casts abide by coding standard
HeadData::_yaw and friends change to _baseYaw
merge upstream/master into enforce-standard

Conflicts:
	interface/src/avatar/Hand.cpp
getTweakedOrientation() to getFinalOrientation()
PitchTweak and friends become DeltaPitch
update a comment
splitting lean input from lean perturbations
Don't render display name/chat message for own avatar in first person mode.
Use a spherical estimate of the shadowed region to avoid growing and shrinking
it as we turn around.  Also, might as well render shadows for the billboards.
Revert "hack the NodeList to take the socket on which pinged as active socket"

This reverts commit 5c7ac6d3a1964870675063d2a38cf494fed9c03a.
Merge pull request #2565 from birarda/master

revert hack to NodeList post dojo demo
add a symmetric socket to the Node class
handle activation and setting of symmetric socket
send a symmetric ping packet if appropriate when pinging nodes
Merge pull request #2561 from ey6es/master

Don't render display name for own avatar in first person mode, use a spherical model for the shadow volume to prevent growing and shrinking.
Merge pull request #2538 from AndrewMeadows/enforce-standard

making some type casts abide by coding standard
Merge pull request #2549 from AndrewMeadows/avatar-interaction

name changes to get rid of "tweaked" angles in Head code
Merge pull request #2559 from AndrewMeadows/avatar-interaction-2

split lean input from lean perturbations
Moved user names in the char 1 pixel to the bottom.
Enabled going to the clicked user in the chat.