Wrong comma usage "You are receiving this notification"

afischer@leonard:/var/www/projects/phpbb3 (develop-olympus) phpBB/language $ grep "You are receiving this notification" . -Ri

./en/email/report_closed.txt:You are receiving this notification because the report you filed on the post "{POST_SUBJECT}" in "{TOPIC_TITLE}" at "{SITENAME}" was handled by a moderator or by an administrator. The report was afterwards closed. If you have further questions contact {CLOSER_NAME} with a personal message.

./en/email/report_deleted.txt:You are receiving this notification because the report you filed on the post "{POST_SUBJECT}" in "{TOPIC_TITLE}" at "{SITENAME}" was deleted by a moderator or by an administrator.

./en/email/topic_approved.txt:You are receiving this notification because your topic "{TOPIC_TITLE}" at "{SITENAME}" was approved by a moderator or administrator.

./en/email/post_approved.txt:You are receiving this notification because your post "{POST_SUBJECT}" at "{SITENAME}" was approved by a moderator or administrator.

./en/email/forum_notify.txt:You are receiving this notification because you are watching the forum, "{FORUM_NAME}" at "{SITENAME}". This forum has received a new reply to the topic "{TOPIC_TITLE}"<!-- IF AUTHOR_NAME --> by {AUTHOR_NAME}<!-- ENDIF --> since your last visit. You can use the following link to view the last unread reply, no more notifications will be sent until you visit the topic.

./en/email/pm_report_closed.txt:You are receiving this notification because the report you filed regarding the private message "{PM_SUBJECT}" at "{SITENAME}" has been tended to by a moderator or administrator. The report is now closed. If you have further questions, please contact {CLOSER_NAME} by private message.

./en/email/user_activate_passwd.txt:You are receiving this notification because you have (or someone pretending to be you has) requested a new password be sent for your account on "{SITENAME}". If you did not request this notification then please ignore it, if you keep receiving it please contact the board administrator.

./en/email/topic_notify.txt:You are receiving this notification because you are watching the topic, "{TOPIC_TITLE}" at "{SITENAME}". This topic has received a reply<!-- IF AUTHOR_NAME --> by {AUTHOR_NAME}<!-- ENDIF --> since your last visit. You can use the following link to view the replies made, no more notifications will be sent until you visit the topic.

./en/email/newtopic_notify.txt:You are receiving this notification because you are watching the forum, "{FORUM_NAME}" at "{SITENAME}". This forum has received a new topic<!-- IF AUTHOR_NAME --> by {AUTHOR_NAME}<!-- ENDIF --> since your last visit, "{TOPIC_TITLE}". You can use the following link to view the forum, no more notifications will be sent until you visit the forum.

./en/email/pm_report_deleted.txt:You are receiving this notification because the report you filed regarding the private message "{PM_SUBJECT}" at "{SITENAME}" was deleted by a moderator or administrator.

./en/email/post_disapproved.txt:You are receiving this notification because your post "{POST_SUBJECT}" at "{SITENAME}" was disapproved by a moderator or administrator.

./en/email/topic_disapproved.txt:You are receiving this notification because your topic "{TOPIC_TITLE}" at "{SITENAME}" was disapproved by a moderator or administrator.