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.