Removed header files for test classes.
Removed dispatch_queue from OCSquirrelVM.
Fixed complier warnings for OCSquirrel-Benchmark classes for arm64.
Removed unused ivar from OCSquirrelVM.
Added keyed subscripting to OCSquirrelTable.
Added -objectAtIndex: method to OCSquirrelArray + tests.
Removed duplicate tests from TestOCSquirrelTable. Using mock object with expectation to test that -objectForKey: is called for keyed subscripting.
Added -objectAtIndexedSubscript: to OCSquirrelArray + tests.
Block-based enumeration of OCSquirrelArray.
Added -setObject:atIndex: and -setObject:atIndexedSubscript: to OCSquirrelArray + tests.
Removed vm property from the public interface of OCSquirrelVM. Added vm and stack as parameters to -perform: and -performPreservingStackTop:
Refactor-rename OCSquirrelTable -> OCSquirrelTableImpl, added @protocol OCSquirrelTable.
Added more TODOs.