company news function

Company news is critical when there is dramatic stock price fluctuation. 
Just in case you would like to play around with it first, I have created another repository https://github.com/OnePiece10yrs/delta_jstock which contains only those files impacted. Check it out and reply to this pull request when you are ready.

Google translate was used to find out texts for different languages. Better double check before you decide to use them.