Fixed a bug in service discovery.
Fixed the error bad_module when using a custom log path.
Add an optional IP parameter for mod_bosh, mod_metrics, mod_websockets.
Merge pull request #91 from arcusfelis/arc-fix-disco-info

Fixed a bug in service discovery.
Merge pull request #92 from arcusfelis/arc-fix-lager-log-path

Fixed the error bad_module when using a custom log path.
Merge pull request #93 from arcusfelis/arc-custom-listen-ip

Add an optional IP parameter for mod_bosh, mod_metrics, mod_websockets.
Re-add mod_admin_extra module
Split mod_admin_extra intro submodules
Unify ejabberd_sm API
Fix and unify mod_admin_extra_(common|node|sessions)
Fix mod_admin_extra_vcard
Fix mod_admin_extra_roster
Fix mod_admin_extra_last
Fix mod_admin_extra_private
Fix mod_admin_extra_srg
Fix mod_admin_extra_stanza
Improve mod_admin_extra_stats
Make mod_admin_extra_accounts more generic
Add info about roster processing in mod_admin_extra
Remove mod_admin_extra_common