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
change tab to 4 space
change init order
remove unused value
update Makefile
remove unused value
Merge pull request #3527 from 2youyouo2/master

update armature
add armature version
closed #2766: Memory leak in the binding glue code of cc.FileUtils.getStringFromFile(getByteArrayFromFile).