May 26, 2016 init keywords query supported by web and backend; [TODO] words extend by word2vec [TODO] query words stemmer

Roadmap:

1. [May 26] Timeline View (backend and web).
2. • Multi-backup supported
3. • Picture Words Extract and Keyword Search
   • extend by wordvec
   • stemming when query
4. • Picture Analysis
5. • Finding Same(duplicate) Pictures. *** a) find same keywords *** b) grey-similar
6. ...