bee-init: recognize github.molgen.mpg.de tag/release URLs

eg
  bee init https://github.molgen.mpg.de/donald/clusterd/archive/v1.104.tar.gz
would create
  clusterd-1.104-0.bee

src/bee-init.sh.in

@@ -210,6 +210,10 @@ function initialize() {
             surl="${surl} ${pname}.tar.gz"
         fi
 
+        if [[ $surl =~ ^https://github\.molgen\.mpg\.de/([^/]+)/([^/]+)/archive/(.+)\.tar\.gz$ ]] ; then
+            pname="${BASH_REMATCH[2]}-${BASH_REMATCH[3]#v}"
+        fi
+
         if [[ "${OPT_BUILDTYPE}" = "r-package" || "${surl}" = http://cran.r-project.org/src/contrib/* ]] ; then
             local cran_pname
             local cran_version