Merge 5.0.2#1459

Merged

hazzik merged 4 commits intomasterfrom

Nov 29, 2017

Commits on Nov 26, 2017

Eliminate unnecessary AsyncLocal allocation if SessionId isn't changed (#1453)
hazzik
authored

Commits on Nov 27, 2017

NH-4052 - Adding missing serializable implementation (#1456)

fredericDelaporte
authored and
hazzik
committed

Commits on Nov 28, 2017

Reduces check session and set context id redundant calls (#1455)
fredericDelaporte
authored

Commits on Nov 29, 2017

Release 5.0.2 (#1457)
fredericDelaporte
authored