Added io support
Added euler and jst timestepping schemes, cfl condition is fixed at the moment
Added residual function, currently only used inviscid fluxes
Added boundary condition for airfoil case, works correctly
jtail1 is hard wired at the moment and should be changed
Simple plotting script
Added solver, integrator should be called from solver
Added the main file!
Added NACA 0012 grid which is used as test case
Added thrash to gitignore
Fixed a bug in roeflux
Added calculations of face length to be used to calculate timestepping
Test flux
Fixed a bug
Added init function