Convert to unix line-endings
Whitespace cleanup
Note that getting passed CurrentUser is fixed on a branch
Add a missing close paren
Fix a variable name in the POD
Use RT->Config->Get/Set, and check configs at PostLoadCheck time
Scope $pass_bypass more tightly, as it is set/used once per loop
Remove unused %once block
Remove unused %ARGS variable
RT::Authen::ExternalAuth will always have been loaded, via plugin code

This is a holdover from before @Plugins existed
DoAuth already deals with the already-logged-in case
Remove unnecessary ssl_version argument
Don't attempt to call ->as_string on an undef value if we do not have a filter
Warnings avoidance for undef filter / d_filter
Support verifying the LDAPS connection
Respect both 4.2 and 4.0 names for AutoCreate

aed73129 changed the documentation to reference the 4.2 configuration
name; change the code to do so, as well.