Add tracing capabilities to Express#2437

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frankrousseau wants to merge 12 commits intoexpressjs:masterfrom

frankrousseau:trace

Commits on Aug 26, 2016

tests: add trace tests

frankrousseau
authored and
Frank Rousseau
committed
add trace capabilities to express

frankrousseau
authored and
Frank Rousseau
committed
examples: add trace example

frankrousseau
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Frank Rousseau
committed
improve _callTracers function performances

frankrousseau
authored and
Frank Rousseau
committed
change call arguments of instrument tracer.

frankrousseau
authored and
Frank Rousseau
committed
code style improvement for tracer module

frankrousseau
authored and
Frank Rousseau
committed
test for parent tracer firing

frankrousseau
authored and
Frank Rousseau
committed
link subapp tracer to parent tracer

frankrousseau
authored and
Frank Rousseau
committed