Core: Added tests for MOV, ANDI/ORI
Core: Added tests for SUB
Core: Improved test readability by inlining AVR assembly code, sacrificing performance
Switching from JUnit 4 to TestNG to make use of test groups
Core: Vastly improved test performance by caching binaries in a HashMap
Core: Improved test readibility and code coverage, removed SUB tests
Core: New SUB tests