Apex 0.0.2 (README Modifications, Architecture Refactoring)

What's Changed

• Expanding Description in README by @dmccoystephenson in #16
• Made it possible for the user to toggle tickSpeed limitation. by @dmccoystephenson in #17
• Modified README. by @dmccoystephenson in #18
• Moved pygame-related code up to the Apex class. by @dmccoystephenson in #19
• Fixed method reference involved in screen resizing. by @dmccoystephenson in #20
• Moved a test class into its own repository. by @dmccoystephenson in #21
• Update README.md by @dmccoystephenson in #22

Full Changelog: 0.0.1...0.0.2