Cleaning up a few persistent errors in the apache error log.
Merge pull request #260 from TheMightyBuzzard/errors

Cleaning up a few persistent errors in the apache error log.
Update Messages for new sub features
Update isSubscriber to date fromat
Add hide_subscription and call subscription status

when displaying comment
Updates to subscription templates
Change to use date instead of pages
New Subscription code.

Update to use PayPal PDT payment processing.
Update to use days.
Add subscription message prefs to sub prefs page.
Change to days
Fix errors
Add new Sub Badge
Set subscriber bonus conditional

Use new var subscriber_bonus to turn on and off global subscriber bonus.

Also removed nosubscriberbonus as new hide_subscrition handles this.
use subscribe_low_val var
use paypal_host var
Add subscription database updates
fix errors and remove old stuff.
Add in TMB's code and other optimizations.
use subscribe_low_val var
wrap purchase with user check.

Do not show when an admin is editing another user’s subscription prefs.
syntax error fixes