Number - getIn() now automatically removes "|" in the unit argument.
Grammar - supports UnitValue.
Executor - a bug in "for" was modified.
test_for.code - shows some "for" syntax examples
Executor - modified "import" to work properly.
test_import1.code - confirmed to work.
Array - Array::pushObject() was added.
Number - toString() was added.
Object - getMethods() was added.