Hull-Kahlman Trend with Alerts

This update is meant for those who do not want to dig into the code.
Also:
- modified hma3 function
- modified kahlman function
- edited for readability
- added alerting

リリースノート:

Added offsetting by 1 candle.
Originally there was an offset back by 1 candle which I left as is for the purity of the experiment, just to show the difference. Now you can offset the display by 1 candle forward. I did this to exclude possible denouncement in my misleading the public.