writing of flag field for degub purposes
modified inflow conditions
matrix min
modified step initial conditions for velocity
pressure/velocity bc
drag force printing
force integration
force integration
modified parameters
Merge branch 'master' of https://github.com/apachalieva/CFD_Lab

Conflicts:
	Final_Project/boundary_val.c
	Final_Project/init.c
	Final_Project/main.c
	Final_Project/sor.c
	Final_Project/uvp.c
	Final_Project/uvp.h
merged conflicts