issue #2727: Add some performance node test from v3.0
Merge pull request #3489 from boyu0/iss2727_performance_node_test

issue #2727: Add some performance node test from v3.0 to v2.1.5
issue #2727:  Edit CCProfilling use <chrono>. Add log to PerformanceNodeChildrenTest. Edit xproj to support c++11
closed #2727:  Edit CCProfilling back to gettimeofday.  Edit compiler back to default. Edit PerformanceNodeChildrenTest tests NO.
issue #2727:  Adjust declare order of CCProfilling class members
issue #2727:  Fix travis-ci compile error
issue #2727:  Fix travis-ci compile error
Merge pull request #3502 from boyu0/iss2727_performance_node_test

closed #2727: Edit CCProfilling and PerformanceNodeChildrenTest for performance test
Adds a new Performance Test

Also improves older tests to match with the 'develop' tests.
And makes the profiling a little bit more reliable
Updates sortAllChildren() test
two new more perf tests
add missing head
Merge pull request #3519 from minggo/master_perftest_fixes

Master perftest fixes
srandom -> srand
Merge pull request #3522 from minggo/master_perftest_fixes

srandom -> srand
export functions
Merge pull request #3524 from minggo/master

fixed compiling errors on win32
updateArmature
updaate ios project
change init order