Geometry update

docs/howto/geometry_viewer.rst

@@ -12,6 +12,14 @@ The latest geometry for **master** branch is available:
 It might take several minutes to load due to a number of ECal fibers. 
 We are working on fixing the performance issue.
 
+On each commit to the **master** branch detector geometry is saved to ROOT TGeo and GDML formats. File links are: 
+
+- `detector_geo_full.root <https://eicweb.phy.anl.gov/api/v4/projects/473/jobs/artifacts/master/raw/geo/detector_geo_full.root>`_
+- `detector_geo.root  <https://eicweb.phy.anl.gov/api/v4/projects/473/jobs/artifacts/master/raw/geo/detector_geo.root>`_
+- `athena.gdml <https://eicweb.phy.anl.gov/api/v4/projects/473/jobs/artifacts/master/raw/geo/athena.gdml>`_
+
+
+
 .. raw:: html
 
     <embed>

docs/howto/use_singularity.rst

@@ -13,8 +13,9 @@ which works pretty nicely (You will have to install dependencies, it will print
 
 .. code:: 
 
+   sudo apt install containernetworking-plugins
    wget http://ftp.fi.debian.org/debian/pool/main/s/singularity-container/singularity-container_3.5.2+ds1-1_amd64.deb
-   sudo dpkg -i singularity-container/singularity-container_3.5.2+ds1-1_amd64.deb
+   sudo dpkg -i singularity-container_3.5.2+ds1-1_amd64.deb