Move parts from FileIO to GeoLib/IO and BaseLib/IO.

+ Update the namespace from FileIO to IO.
+ move Legacy/OGSIOVer4* to GeoLib/IO.

Ode solver with sundials third party library.

Christoph Lehmann authored 8 years ago and Dmitri Naumov committed 8 years ago

And also in the tests prevent abort if no ODE solver can be created.

Christoph Lehmann authored 8 years ago and Dmitri Naumov committed 8 years ago

Added doc link on main page.

If CVODE_FOUND is not defined the cvode code is excluded.