Initialise module variables
subroutine init_stellarator_variables
!! Initialise module variables
implicit none
istell = 0
bmn = 1.0D-3
f_asym = 1.0D0
f_rad = 0.85D0
f_w = 0.5D0
fdivwet = 0.333333333333333D0
flpitch = 1.0D-3
hportamax = 0.0D0
hportpmax = 0.0D0
hporttmax = 0.0D0
iotabar = 1.0D0
isthtr = 3
m_res = 5
n_res = 5
shear = 0.5D0
vportamax = 0.0D0
vportpmax = 0.0D0
vporttmax = 0.0D0
end subroutine init_stellarator_variables