Merge pull request #535 from danielwe/retcode

Update the last few retcode symbols to ReturnCode

Author: ChrisRackauckas

src/integrators/integrator_interface.jl

@@ -280,7 +280,7 @@ function addat_noise!(integrator,cache,idxs)
 end
 
 
-function terminate!(integrator::SDEIntegrator, retcode = :Terminated)
+function terminate!(integrator::SDEIntegrator, retcode = ReturnCode.Terminated)
   integrator.sol = DiffEqBase.solution_new_retcode(integrator.sol, retcode)
   integrator.opts.tstops.valtree = typeof(integrator.opts.tstops.valtree)()
 end

src/solve.jl

@@ -625,7 +625,7 @@ function DiffEqBase.solve!(integrator::SDEIntegrator)
   if DiffEqBase.has_analytic(f)
     DiffEqBase.calculate_solution_errors!(integrator.sol;timeseries_errors=integrator.opts.timeseries_errors,dense_errors=integrator.opts.dense_errors)
   end
-  if integrator.sol.retcode != :Default
+  if integrator.sol.retcode != ReturnCode.Default
     return integrator.sol
   end
   integrator.sol = DiffEqBase.solution_new_retcode(integrator.sol,ReturnCode.Success)