Implement sensible copy semantics for the Mutex class.
Implement sensible copy semantics for the Mutex class.

git-svn-id: 31d9d2f6432a47c86a3640814024c107794ea77c@18260 0785d39b-7218-0410-832d-ea1e28bc413d

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