Revert "Merge pull request #89 from fidian/optimize-vcs-type"

This reverts commit 082809bab2, reversing
changes made to 33429b3ca6.

bin/blackbox_update_all_files

@@ -60,6 +60,7 @@ while IFS= read <&99 -r unencrypted_file; do
 done 99<"$BB_FILES"
 vcs_commit 'Re-encrypted keys'
 
+VCSCMD=$(which_vcs)
 echo '========== DONE.'
 echo 'Likely next step:'
-echo "    $VCS_TYPE push"
+echo "    ${VCSCMD} push"