../src/github/external-etc/cron.d/weekly/generate-vcf: ease of calling
bin/csv2vcf: output the avatar
bin/emoji-to-unicode.pl: remove some less used emojis
bin/github-commit-url: github-commit-url 4af6f931a3d0c8fbecf5769be2a82878b003a7ae
bin/vcf-generate-jpg: add png support

Signed-off-by: Bao Haojun <baohaojun@gmail.com>