LDAP support: include BC support for the YAML based loading

Includes a refactoring of the configuration loader.

src/script/hydra-eval-jobset

@@ -8,6 +8,7 @@ use Data::Dump qw(dump);
 use Digest::SHA qw(sha256_hex);
 use Encode;
 use File::Slurper qw(read_text);
+use Hydra::Config;
 use Hydra::Helper::AddBuilds;
 use Hydra::Helper::CatalystUtils;
 use Hydra::Helper::Email;