fix(image_pages): Title in page: no dash '-', when no meta title is set for image
refactor(json): title meta datum was redundant in image json
chore(galleryjs): bumped to 0.7
fix(image_pages): again: Title in page: no dash '-', when no meta title is set for image
feat(metadta): metadata for gallery from gallery post YAML Front Matter
chore: bumped version to 0.6.0