Merged in kerb and LDAP auth
Changed the realm in the example settings.. also fixed some of the ldap ones
Refactored settings to encapsulate kerberos and LDAP settings. Made it possible to enable and disable kerberos and LDAP
Merge branch 'kerb_ldap_auth'
Merge branch 'master' of github.com:bennettaur/lets-chat

Conflicts:
	settings.js.sample