Kind Lovelace

Implements the following classes:

• Bank
• Clock
• Expense
• House
• Salary
• State
• Stock
• Super
• Tax

Also has 100% branch and line coverage.

Changes for next release:

• Pension class
• Loan class
• Super tax above $25k
• Add fixtures and fittings in House class
• Configure building and land value in House class
• Record age
• Configurable financial year
• Refine Tax class to include medicare levy and offsets