closed #2789: Adds a macro ‘’USE_STD_UNORDERED_MAP” for switching the implementation of Map<K, V> between using std::unordered_map and std::map.
Merge pull request #5128 from dumganhar/iss2789-perf-container

closed #2789: Adds a macro ‘’USE_STD_UNORDERED_MAP” for switching the implementation of Map<K, V> between using std::unordered_map and std::map.
Update CHANGELOG [ci skip]
A typo fix in EventDispatcher, DirtyFlag::FIXED_PRITORY —> DirtyFlag::FIXED_PRIORITY.
Merge pull request #5130 from dumganhar/develop

A typo fix in EventDispatcher, DirtyFlag::FIXED_PRITORY —> DirtyFlag::FIXED_PRIORITY.
Warning fixes: 1) getZOrder —> getLocalZOrder. 2) long —> int
#include “cocos2d.h” was FORBIDDEN in cocos modules. Reduces the dependence  when header file changes.
Include fix: CCFileUtils.h —> platform/CCFileUtils.h
LocalStorage: const char* —> const std::string&.
[Travis CI] Removes -j10.
Updates jsbindings and localStorage.
Reverts run-script.sh. add -j10 to improve build.
Compilation fixes in LocalStorage. include localStorage.h.
Merge pull request #5133 from dumganhar/warning-fix

Two fixes: 1) Warning fixes:  getZOrder —> getLocalZOrder, int -> long, 2) #include “cocos2d.h” was FORBIDDEN in cocos modules. Reduces the dependence when header file changes.
Correct a mistake in README
Merge pull request #5134 from Pisces000221/patch-4

Correct a mistake in README
Update AUTHORS [ci skip]
fix compiling error cause by undefined ssize_t on vs.
Merge pull request #5135 from Dhilan007/develop_crash

fix compiling error cause by undefined ssize_t on vs.
closed #3789: EventDispatcher supports sorting listeners by global Z and local Z order. And adds relevant test case.