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.