Merge pull request #1350 from maxbrunet/feature/versions/dotglob

List versions starting with a dot

libexec/pyenv-versions

@@ -122,7 +122,7 @@ if [ -n "$include_system" ] && \
   print_version system
 fi
 
-shopt -s nullglob
+shopt -s dotglob nullglob
 for path in "$versions_dir"/*; do
   if [ -d "$path" ]; then
     if [ -n "$skip_aliases" ] && [ -L "$path" ]; then
@@ -139,7 +139,7 @@ for path in "$versions_dir"/*; do
     done
   fi
 done
-shopt -u nullglob
+shopt -u dotglob nullglob
 
 if [ "$num_versions" -eq 0 ] && [ -n "$include_system" ]; then
   echo "Warning: no Python detected on the system" >&2