Submodule classes/core 84d29c1..442cc92:

> Use 'connect.ini' instead of 'connect' for database default
credentials
> Added better error detection, ability to handle multiple formats for
creds
Numerous changes to accomodate changing to database connections

PDO can now be connected with a variety of file formats.

Update all constuct | load usage to reflect changes
Revert to not passing extension for database credentials file
Insert commits into database instead of sending email