download and parse remote idp server metadata
Update readme
update README
update README
requiring net/https
Related to Pull Request #116
Minor refactor
Fix bug with response parameter
Update the documentation, document the SLO process and how handle attributes
Removed this piece of doc by mistake
Fix documentation with Ben suggestions,
Convention issue
Fix README.md as @luisvm suggested
Fix the PR #99
Merge remote-tracking branch 'origin/master' into issuer
Update README.md
Attributes method [] can raise NoMethodError

When `Attributes.single_value_compatibility = true`, calling attributes[:value] raises a NoMethodError is if the attribute hash key is not found.
add includes? check when reading attribute.first
Remove self reference.
Fix regular expression