hotfix HRV1

Exception was raised because of attempt to alloc negative amout of
memory
small refactoring and running all modules
fix wrong module
hotfix TwaveAlt

exception was raised beacause A4 was bigger then signal size
merge from QRS-Class
we have n QRS points and n-1 P,T points
p i qrs have now equal size
better way to find max
Poprawione uzupełnianie klasy QRSClass
podłączenie mojego modułu
HRV2
A
no crash
merge from master