* 'master' of github.com:guowei-gong/hello-algo:
Update JavaScript style (Chapter of Hashing)
Update codes/typescript/chapter_hashing/array_hash_map.ts
Add the JavaScript code to docs (Chapter of Hashing)
Add the JavaScript code (Chapter of Hashing)
Update hash_map docs
Use tricky method to resolve type check
Removed hash_map class
Update built-in Hash Map
Updated code formats and removed useless codes
removed: iml file
added: header comments
added: header comments
fixed: several bugs
removed: out of array range check
updated: .gitignore
added: typescript hash func