Merge pull request #103 from morningwinter/development

Fix the next/previous URL issue in calendar
update and delete a sunday message.
Merge pull request #104 from morningwinter/development

Thanks for uptaking the ACL usage.
Merge branch 'master' into dev
minor fix
fixes some places to use Access library.
tiny fix
Merge pull request #105 from leirocky/dev

update and delete sunday message
print title table on update/create sunday message pages.
Merge pull request #106 from leirocky/dev

print title table on update/create sunday message pages.
sets default timezone in one place (ci's index.php)
fixes the format for audio/video file names (to be consistent with current videos)
Merge branch 'master' into dev
Merge pull request #107 from leirocky/dev

sets default timezone in one place (ci's index.php)
1. Access control for Pastor Hou's message.
2. update index page with latest sunday message video.
Merge pull request #108 from leirocky/dev

Access control for Pastor Hou's message.