Notification of string changes

Author: Safat
MDL-81924 smsgateway_aws: Add AWS sms gateway plugin
Originally implemented as MDL-80961.


http://git.moodle.org/gw?p=moodle.git;a=commit;h=a5f100e6dda49bc3c3beba14ff4dc88b3db3a80d
http://github.com/moodle/moodle/commit/a5f100e6dda49bc3c3beba14ff4dc88b3db3a80d

+ 4.5 en [api_key,smsgateway_aws]
+ 4.5 en [api_key_help,smsgateway_aws]
+ 4.5 en [api_region,smsgateway_aws]
+ 4.5 en [api_region_help,smsgateway_aws]
+ 4.5 en [api_secret,smsgateway_aws]
+ 4.5 en [api_secret_help,smsgateway_aws]
+ 4.5 en [aws_sns,smsgateway_aws]
+ 4.5 en [countrycode,smsgateway_aws]
+ 4.5 en [countrycode_help,smsgateway_aws]
+ 4.5 en [gateway,smsgateway_aws]
+ 4.5 en [gateway_help,smsgateway_aws]
+ 4.5 en [pluginname,smsgateway_aws]
+ 4.5 en [privacy:metadata,smsgateway_aws]
+ 4.5 en [usecredchain,smsgateway_aws]