Features of invidual projects and rename

Return check in and check out functions added
-admin: new item, new patron, update fines, newly overdue
-check out: look up patron, pay fine, mark lost, check item
-check in: only check in

Renamed project to Enterprise_Item_Loan and individual projects to
SQLLoanAdmin, SQLLoanCheckIn, SQLLoanCheckOut to relect modular intentions.

-Dependencies refrected by netbeans

Added text validation to text fields using regular expressions.

-certain user inputs are now refused or not passed to data access object.
-only for pay fine and check in functions others unchanged
Merge branch 'master' of https://github.com/egarasky/modular-java-mysql-item-loan-business