Cache the subface matrices for the simple case.
Cache the subface matrices for the simple case.

git-svn-id: 31d9d2f6432a47c86a3640814024c107794ea77c@13932 0785d39b-7218-0410-832d-ea1e28bc413d

msteigemann/dealii,mtezzele/dealii,rrgrove6/dealii,danshapero/dealii,natashasharma/dealii,sairajat/dealii,spco/dealii,sairajat/dealii,adamkosik/dealii,nicolacavallini/dealii,natashasharma/dealii,lue/dealii,sriharisundar/dealii,kalj/dealii,EGP-CIG-REU/dealii,natashasharma/dealii,danshapero/dealii,mtezzele/dealii,johntfoster/dealii,johntfoster/dealii,maieneuro/dealii,maieneuro/dealii,pesser/dealii,YongYang86/dealii,EGP-CIG-REU/dealii,lue/dealii,adamkosik/dealii,rrgrove6/dealii,EGP-CIG-REU/dealii,adamkosik/dealii,andreamola/dealii,Arezou-gh/dealii,natashasharma/dealii,maieneuro/dealii,nicolacavallini/dealii,nicolacavallini/dealii,msteigemann/dealii,kalj/dealii,Arezou-gh/dealii,msteigemann/dealii,angelrca/dealii,natashasharma/dealii,angelrca/dealii,maieneuro/dealii,andreamola/dealii,gpitton/dealii,lpolster/dealii,naliboff/dealii,sriharisundar/dealii,adamkosik/dealii,mtezzele/dealii,mtezzele/dealii,angelrca/dealii,JaeryunYim/dealii,kalj/dealii,lpolster/dealii,EGP-CIG-REU/dealii,lpolster/dealii,andreamola/dealii,jperryhouts/dealii,ibkim11/dealii,Arezou-gh/dealii,ESeNonFossiIo/dealii,ibkim11/dealii,danshapero/dealii,angelrca/dealii,sairajat/dealii,lpolster/dealii,spco/dealii,nicolacavallini/dealii,adamkosik/dealii,maieneuro/dealii,mac-a/dealii,pesser/dealii,pesser/dealii,kalj/dealii,JaeryunYim/dealii,JaeryunYim/dealii,shakirbsm/dealii,kalj/dealii,ESeNonFossiIo/dealii,johntfoster/dealii,natashasharma/dealii,kalj/dealii,ibkim11/dealii,pesser/dealii,danshapero/dealii,JaeryunYim/dealii,kalj/dealii,spco/dealii,lue/dealii,YongYang86/dealii,mac-a/dealii,msteigemann/dealii,mac-a/dealii,mac-a/dealii,ibkim11/dealii,rrgrove6/dealii,jperryhouts/dealii,danshapero/dealii,angelrca/dealii,jperryhouts/dealii,rrgrove6/dealii,gpitton/dealii,johntfoster/dealii,sairajat/dealii,shakirbsm/dealii,jperryhouts/dealii,flow123d/dealii,Arezou-gh/dealii,sriharisundar/dealii,ESeNonFossiIo/dealii,gpitton/dealii,mac-a/dealii,EGP-CIG-REU/dealii,flow123d/dealii,mtezzele/dealii,msteigemann/dealii,johntfoster/dealii,mtezzele/dealii,andreamola/dealii,sriharisundar/dealii,adamkosik/dealii,danshapero/dealii,ESeNonFossiIo/dealii,flow123d/dealii,shakirbsm/dealii,lue/dealii,Arezou-gh/dealii,shakirbsm/dealii,naliboff/dealii,Arezou-gh/dealii,angelrca/dealii,ESeNonFossiIo/dealii,mtezzele/dealii,spco/dealii,adamkosik/dealii,rrgrove6/dealii,msteigemann/dealii,YongYang86/dealii,spco/dealii,andreamola/dealii,JaeryunYim/dealii,flow123d/dealii,sriharisundar/dealii,shakirbsm/dealii,rrgrove6/dealii,angelrca/dealii,msteigemann/dealii,andreamola/dealii,lue/dealii,andreamola/dealii,gpitton/dealii,gpitton/dealii,EGP-CIG-REU/dealii,sairajat/dealii,YongYang86/dealii,lpolster/dealii,sairajat/dealii,gpitton/dealii,natashasharma/dealii,mac-a/dealii,spco/dealii,lue/dealii,pesser/dealii,jperryhouts/dealii,flow123d/dealii,YongYang86/dealii,jperryhouts/dealii,ibkim11/dealii,ESeNonFossiIo/dealii,YongYang86/dealii,naliboff/dealii,Arezou-gh/dealii,lpolster/dealii,danshapero/dealii,nicolacavallini/dealii,rrgrove6/dealii,shakirbsm/dealii,JaeryunYim/dealii,jperryhouts/dealii,mac-a/dealii,ibkim11/dealii,shakirbsm/dealii,gpitton/dealii,ibkim11/dealii,lpolster/dealii,johntfoster/dealii,johntfoster/dealii,pesser/dealii,EGP-CIG-REU/dealii,lue/dealii,pesser/dealii,JaeryunYim/dealii,maieneuro/dealii,naliboff/dealii,ESeNonFossiIo/dealii,maieneuro/dealii,nicolacavallini/dealii,YongYang86/dealii,flow123d/dealii,sairajat/dealii,naliboff/dealii,sriharisundar/dealii,spco/dealii,nicolacavallini/dealii,naliboff/dealii,flow123d/dealii,naliboff/dealii,sriharisundar/dealii