Manual added in doc/Manual and a note on how to implement the...

Manual added in doc/Manual and a note on how to implement the Saint-Venant-Exner approach in a coupled way in SLIM is also added
1 job for sediment2d in 2 minutes and 22 seconds (queued for 2 seconds)
latest
Status Job ID Name Coverage
  Test
failed #13611
makedg

00:02:22

 
Name Stage Failure
failed
makedg Test There is an unknown failure, please try again
[ 37%] Building CXX object CMakeFiles/dg.dir/tools/dgMPI.cpp.o
[ 37%] Building CXX object CMakeFiles/dg.dir/tools/dgMessage.cpp.o
[ 37%] Building CXX object CMakeFiles/dg.dir/tools/dgMesh2MeshProjection.cpp.o
[ 38%] Building CXX object CMakeFiles/dg.dir/tools/dgTimer.cpp.o
[ 38%] Linking CXX shared library libdg.so
[ 38%] Built target dg
Makefile:94: recipe for target 'all' failed
make: *** [all] Error 2
ERROR: Build failed: exit code 1