added Simone (SD) to list of authors

updated NEWS with work from Simone and Gilles (only the solvers in lifealg ;) )

AUTHORS

@@ -15,6 +15,7 @@ JFG:: J.F. Gerbeau
 LF :: L.   Formaggia
 MF :: M.   Fernandez
 MP :: M.   Prosi
+SD :: S.   Deparis
 VM :: V.   Martin
 
 * Former Developers

NEWS

@@ -26,6 +26,8 @@ New in 0.4.0:
 [lifealg]
 * Added support for petsc 2.2.0/2.2.1 (CW & CP)
 * Added SolverAztec similar to SolverPETSC (CW)
+* Added Aitken method to get optimal relaxation parameter (GF & SD)
+* Added nonlinear Richardson solver (GF & SD)
 
 [lifefem]
 * Added helpers for the Fitzhugh-Nagumo solver (JFG)