MOD: modify for core/dom
    deleted:    src/core/dom/NODE_TYPE.js
    modified:   src/core/dom/contains.js
    modified:   src/core/dom/createElement.js
    new file:   src/core/dom/isAncestor.js
    deleted:    src/core/dom/isSuper.js
    modified:   src/core/dom/nodeType.js