silentzone

change " manifestPlaceholders={...}" to " manifestPlaceholders=[ ... ]" in build.gradle (app)

still have AOT build erro ``` ERROR in Unexpected value 'NgSemanticModule in ‘node_modules/ng-semantic/ng-semantic.d.ts' imported by the module 'PagesModule in app/pages/pages.module.ts' ERROR in ./src/main.ts Module not found: Error: Can't resolve './$$_gendir/app/app.module.ngfactory'...

chrome浏览器 中 parent 是正确的 treegrid 对象， 继续研究xu大神的框架