Merge pull request erlef#191 from indigo-dc/static_url_extension

Static url extension

Merge pull request erlef#190 from indigo-dc/generic_url

add url_extsion support, fix erlef#189

Merge pull request erlef#188 from indigo-dc/fix_cache

fix caching issue

Merge pull request erlef#185 from indigo-dc/version

push version to 1.5.0

Merge pull request erlef#182 from indigo-dc/release

push version

Merge pull request erlef#177 from indigo-dc/extra_config

Extra config

Merge pull request erlef#171 from indigo-dc/fix_ssl_options

enhance documentation and fix erlef#170

Merge pull request erlef#162 from indigo-dc/documentation

adjust documentation, new version

Merge pull request erlef#137 from indigo-dc/userinfo

ensure fetching userinfo also works with access token

Merge pull request erlef#134 from indigo-dc/release

release version 1.0