Added tools to adjust avatar LOD to LOD tools dialog.  Closes #2624.
Add missing include.
Merge branch 'master' of https://github.com/highfidelity/hifi
Adjust the size when we toggle the avatar LOD options.
Merge branch 'master' of https://github.com/highfidelity/hifi
Merge branch 'master' of https://github.com/highfidelity/hifi
Make sure we set the texture data even if the texture URL is invalid.
re-instate connect behavior in DS so killed nodes re-connect, amend #2675
fix unexpected null parameter to disconnect, closes, #2663
fix a typo in DomainServer.cpp
move DTLS socket changes to LimitedNodeList
take pointer of optValue and not actual optValue
fix a debug line in LimitedNodeList
add a missing bracket to IP_DONTFRAG
use correct name for signal connect
Merge pull request #2657 from ey6es/master

Added tools to adjust avatar LOD to LOD tools dialog.  Closes #2624.
Merge pull request #2676 from birarda/authentication

re-instate DS connect behavior
use new Qt connect syntax for compile-time checks
push packet version to force an update
Merge pull request #2678 from birarda/authentication

push packet version for DS check-ins