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Update header files

Update gitignore

Initial commit

Task #50. Add support for class initializer call.

Task #51. Add support for chained call.

Task #49. Add support for class initializer.

Task #45. Add support for boolean type.

Task #44. Add support for double32 and double64.

Fix error handling

Add Error handling

Update Lexer::Parser

Add parenthesis support

Add Interpretator

Project created.