editownprofile error should be human readable

If editownprofile is disabled and a user tries to edit their profile by visiting /user/edit.php then a short print error is thrown as well as a debug trace with the error 'cannotedityourprofile':

`Sorry, you cannot edit own profile

More information about this error
Debug info:
Error code: cannotedityourprofile
Stack trace:

line 463 of /lib/setuplib.php: moodle_exception thrown
line 121 of /user/edit.php: call to print_error()`

with a link to moodle docs:
http://docs.moodle.org/26/en/error/moodle/cannotedityourprofile

Expected results:

A well formatted page that explains that the capability 'editownprofile' needs to be enabled to make changes, but a user should be able to VIEW their own profile.

In addition the error page link should be changed from 'cannotedityourprofile' to 'user:editownprofile':
http://docs.moodle.org/26/en/Capabilities/moodle/user:editownprofile