Notification of string changes

Author: Marina Glancy
MDL-59495 registration: do not use the word 'hub' in strings
Either say 'server', or 'Moodle.net' or change the wording. Registration is only possible on Moodle.net now
and it should no longer be called 'hub'.


http://git.moodle.org/gw?p=moodle.git;a=commit;h=3ec7d2d97fa26d03dfce4b39a629544988c6c80e
http://github.com/moodle/moodle/commit/3ec7d2d97fa26d03dfce4b39a629544988c6c80e

+ 3.4 en [xmlrpcrecommended,core_admin]
+ 3.4 en [advertisepublication_help,core_hub]
+ 3.4 en [description_help,core_hub]
+ 3.4 en [detectednotexistingpublication,core_hub]
+ 3.4 en [errorcourseinfo,core_hub]
+ 3.4 en [errorcoursewronglypublished,core_hub]
+ 3.4 en [errorunpublishcourses,core_hub]
+ 3.4 en [existingscreenshotnumber,core_hub]
+ 3.4 en [notregisteredonhub,core_hub]
+ 3.4 en [publishedon,core_hub]
+ 3.4 en [removefromhub,core_hub]
+ 3.4 en [sharepublication_help,core_hub]
+ 3.4 en [status,core_hub]
+ 3.4 en [unpublishalladvertisedcourses,core_hub]
+ 3.4 en [unpublishalluploadedcourses,core_hub]
+ 3.4 en [unpublishconfirmation,core_hub]
+ 3.4 en [unregistrationerror,core_hub]
+ 3.4 en [urlalreadyregistered,core_hub]
+ 3.4 en [backup:backuptargethub,core_role]
+ 3.4 en [community:add,core_role]
+ 3.4 en [course:publish,core_role]
+ 3.4 en [restore:restoretargethub,core_role]