Added Vagrantfile [CI skip]
Normalize handling of server_url option

Normalize handling of the server_url config option by parsing it into
its components (host, port, etc.) in #initialize and using those
components thereafter.
Restore default initialization of ssl variable
Merge pull request #87 from woodbusy/normalize_server_url_handling

Normalize handling of server_url option
Exception message improvement

Parsed the html message for the paragraph tag and the used that message for the
error and display the message as whole if the particular exception is not
known. That way we can display the error returned by Jenkins as is.
bump version for development iteration
support public/private key pair authentication for Jenkins CLI
update doc on how to use identity file for Jenkins CLI auth
Merge pull request #92 from missedone/patch/cli

support public/private key pair authentication for Jenkins CLI