Implemented variables.
Definition of simple type (just an alias).
Refactored range definition rules.
Some implementation of type declaration that is not working but at least some parts are done.
Correctly implemented type - added ranges_ field to MlaskalLval.
Checking range validity.
Fixed ordinal type collection. Checking ordinal type when using identifier.
Declaration of basic constants. No identifiers.
Implemented evaluation of constants.
Fixed variable declaration.
Removed manually added test.
Renamed test containing records so that automatic testing of MLS filed can be performed.
Correct implementation for all test except some range ordering. Added powershell script for automatic testing.
Added comments and removed unused code.
Generated files and the last version of test.mls