Fix a memory leak in the block matrix.
Fix a memory leak in the block matrix.

git-svn-id: 31d9d2f6432a47c86a3640814024c107794ea77c@17467 0785d39b-7218-0410-832d-ea1e28bc413d

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