Change tag format to v%v for dzil
Exclude annoying Thumbs.db files from file lists

Windows creates a hidden Thumbs.db file in directories with images.
To avoid problems Thumbs.db is filtered out when file lists are
collected.
Add config file for Johannes-Turmair-Gymnasium
Merge branch 'master' of /home/atacdev/Remedi
Fix broken logo files for grayscale images

Grayscale logo files are only links to the color versions.
Somehow this links have got lost.
Fix broken logo files for grayscale images

Grayscale logo files are only links to the color versions.
Somehow this links have got lost.
Merge branch 'master' of /home/atacdev/Remedi
v0.053

    - broken logo files for grayscale images are fixed
    - logo for Johannes-Turmair-Gymnasium is added
    - Thumbd.db files are excluded from file lists