1.19

1. Added the arrow alerts option.
2. Added the seamless scrolling mode to display sessions starting from the rightmost bar of the current chart window.
3. Fixed input parameter types for SinglePrint ray style and width.
4. Fixed a bug with when value area and POC rays could be shown for a wrong session in some cases.
5. Fixed description of the RaysUntilIntersection parameters' values.
6. Fixed a glitch when random indicator plot values could be displayed in the MT5 version of the indicator.
7. Fixed a glitch when value area rays could be disappearing and appearing again in the MT5 version of the indicator.
8. Fixed a bug when single print wasn't properly removed for the current trading session.