Merge pull request #4 from mfairchild365/registry

Add registry UI
Add a function to render with theme, add comments
use renderWithTheme
Don't overrite the members template
Merge remote-tracking branch 'upstream/master' into registry
Use the correct exception classes
Correctly bind params for mysqli
Add json output
Use renderWithTheme
Add JSON templates for the registry
Add an uninstall script
Add a separate script to update libs

Calling composer on each update is VERY slow.  Let the user decide when to update the libs.
Move the multi query helper to a global location for reuse
add a core plugin
Add some plugin manager tests
Add test suite init file

break out common logic for initializing plugins.
Add config vars for a test database
add a default status of pending
Add some classes to help with DB tests
add a db test for getClosestSite