Bugfix: step-53 requires enabled DEAL_II_WITH_ZLIB
Bugfix: step-53 requires enabled DEAL_II_WITH_ZLIB

step-53 uses boost's <iostreams/filter/gzip.hpp> in order to unpack the
file topography.txt.gz.

If the internal boost variant is used this requires external linkage to
zlib.

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