fix status parameter in MPI_File_write
fix status parameter in MPI_File_write

Reported by Thomas Geenen. Setting the MPI_Status* parameter to NULL is
not correct and fails with intel MPI. The correct argument to pass is
MPI_STATUS_IGNORE.

gpitton/dealii,angelrca/dealii,danshapero/dealii,kalj/dealii,sriharisundar/dealii,pesser/dealii,YongYang86/dealii,maieneuro/dealii,pesser/dealii,rrgrove6/dealii,ESeNonFossiIo/dealii,johntfoster/dealii,natashasharma/dealii,natashasharma/dealii,lpolster/dealii,msteigemann/dealii,YongYang86/dealii,EGP-CIG-REU/dealii,naliboff/dealii,mtezzele/dealii,jperryhouts/dealii,spco/dealii,andreamola/dealii,johntfoster/dealii,shakirbsm/dealii,maieneuro/dealii,sriharisundar/dealii,jperryhouts/dealii,ibkim11/dealii,msteigemann/dealii,nicolacavallini/dealii,natashasharma/dealii,maieneuro/dealii,sairajat/dealii,lpolster/dealii,pesser/dealii,nicolacavallini/dealii,lpolster/dealii,angelrca/dealii,msteigemann/dealii,JaeryunYim/dealii,msteigemann/dealii,jperryhouts/dealii,Arezou-gh/dealii,gpitton/dealii,pesser/dealii,pesser/dealii,lue/dealii,msteigemann/dealii,Arezou-gh/dealii,angelrca/dealii,adamkosik/dealii,mac-a/dealii,naliboff/dealii,mtezzele/dealii,YongYang86/dealii,lpolster/dealii,shakirbsm/dealii,sairajat/dealii,lue/dealii,kalj/dealii,lue/dealii,maieneuro/dealii,Arezou-gh/dealii,nicolacavallini/dealii,EGP-CIG-REU/dealii,lue/dealii,johntfoster/dealii,mac-a/dealii,sairajat/dealii,kalj/dealii,lue/dealii,andreamola/dealii,andreamola/dealii,danshapero/dealii,ibkim11/dealii,kalj/dealii,johntfoster/dealii,johntfoster/dealii,natashasharma/dealii,EGP-CIG-REU/dealii,spco/dealii,naliboff/dealii,JaeryunYim/dealii,Arezou-gh/dealii,jperryhouts/dealii,JaeryunYim/dealii,sairajat/dealii,maieneuro/dealii,YongYang86/dealii,nicolacavallini/dealii,ESeNonFossiIo/dealii,sairajat/dealii,sriharisundar/dealii,mtezzele/dealii,mtezzele/dealii,naliboff/dealii,jperryhouts/dealii,EGP-CIG-REU/dealii,adamkosik/dealii,JaeryunYim/dealii,ibkim11/dealii,rrgrove6/dealii,sairajat/dealii,sairajat/dealii,ibkim11/dealii,johntfoster/dealii,andreamola/dealii,Arezou-gh/dealii,mac-a/dealii,sriharisundar/dealii,natashasharma/dealii,ESeNonFossiIo/dealii,angelrca/dealii,naliboff/dealii,spco/dealii,pesser/dealii,naliboff/dealii,lpolster/dealii,lue/dealii,natashasharma/dealii,danshapero/dealii,pesser/dealii,mac-a/dealii,johntfoster/dealii,sriharisundar/dealii,ibkim11/dealii,jperryhouts/dealii,shakirbsm/dealii,Arezou-gh/dealii,rrgrove6/dealii,gpitton/dealii,mtezzele/dealii,nicolacavallini/dealii,sriharisundar/dealii,adamkosik/dealii,EGP-CIG-REU/dealii,nicolacavallini/dealii,natashasharma/dealii,danshapero/dealii,spco/dealii,spco/dealii,adamkosik/dealii,Arezou-gh/dealii,spco/dealii,gpitton/dealii,nicolacavallini/dealii,danshapero/dealii,angelrca/dealii,mtezzele/dealii,YongYang86/dealii,msteigemann/dealii,YongYang86/dealii,ESeNonFossiIo/dealii,gpitton/dealii,rrgrove6/dealii,kalj/dealii,spco/dealii,ibkim11/dealii,ibkim11/dealii,gpitton/dealii,angelrca/dealii,lue/dealii,JaeryunYim/dealii,adamkosik/dealii,JaeryunYim/dealii,adamkosik/dealii,shakirbsm/dealii,lpolster/dealii,lpolster/dealii,EGP-CIG-REU/dealii,andreamola/dealii,rrgrove6/dealii,sriharisundar/dealii,maieneuro/dealii,mtezzele/dealii,danshapero/dealii,rrgrove6/dealii,kalj/dealii,shakirbsm/dealii,angelrca/dealii,danshapero/dealii,YongYang86/dealii,ESeNonFossiIo/dealii,kalj/dealii,rrgrove6/dealii,naliboff/dealii,adamkosik/dealii,ESeNonFossiIo/dealii,gpitton/dealii,maieneuro/dealii,JaeryunYim/dealii,shakirbsm/dealii,andreamola/dealii,mac-a/dealii,ESeNonFossiIo/dealii,mac-a/dealii,shakirbsm/dealii,jperryhouts/dealii,EGP-CIG-REU/dealii,msteigemann/dealii,mac-a/dealii,andreamola/dealii