Bumped minimum version for API to 3.0.0a6.

modules/Greet.pm

@@ -125,7 +125,7 @@ sub hook_rcjoin
 }
 
 # Start initialization.
-API::Std::mod_init('Greet', 'Xelhua', '1.00', '3.0.0a4', __PACKAGE__);
+API::Std::mod_init('Greet', 'Xelhua', '1.00', '3.0.0a6', __PACKAGE__);
 # vim: set ai et sw=4 ts=4:
 # build: perl=5.010000
 
@@ -154,6 +154,6 @@ user that has a greet in the database joins a channel the bot is in.
 
 =over
 
-This module is compatible with Auto version 3.0.0a4+.
+This module is compatible with Auto version 3.0.0a6+.
 
 =back