Author: Chris Follin
MDL-31429 enrol: Add missing string for PayPal enrolment messages.
Signed-off-by: Andrew Davis <andrew@moodle.com>
http://git.moodle.org/gw?p=moodle.git;a=commit;h=8da0b77ccbe63ad92055e034fd5abb30691860a7
http://github.com/moodle/moodle/commit/8da0b77ccbe63ad92055e034fd5abb30691860a7
+ 2.1 en [messageprovider:paypal_enrolment,enrol_paypal]