tor.cc: Hardcode useragent to constant string
Allow URI schemes starting with "tor+", e.g. "tor+http://"
Re-enable HTTPS support, with "tor+https://" URLs
README.md: Make tor+http the default URL scheme in the docs
Bump version to 0.2
Use install-data-hook instead of install-exec-hook
Bump version to 0.2.1
Merge branch 'master' into debian
Update Debian changelog for 0.2.1-1