…permissions; Grouper certs jks->pem

refactor/cleanup: clean up old dev patterns, clean up warnings (deprecations, unchecked, etc), centralize log factory
update pac4j (5.7.1 -> 5.7.2)
add developer notes

add subject source configuration

refactor (code format)
use accessors for setting configuration
check configuration and warn if using the wrong properties and rewrite as needed
rework logging configuration to make it easier to grab in plugin
updated tests

fix tests (correct order for parameters)
new test for property rename

fix line endings fix

fix build of idp image (convert files to unix files, make scripts executable)

oidc updates

update shibboleth idp

CAS updates
updated sample integration for shib idp that uses the v2 protocol endpoint
allow for use of v2 protocol (since that's what the shib idp supports)
updated tests

updates for pac4j 5.7
use accessors for configuration
updated configuration for pac4j 5.7 and CAS
documentation

updates for Grouper 4.7.x (updated test config files, updated sample integration configuration

add testbed

sample oidc configuration

refactoring for consistency
update tests

add properties files