Adds unit test of the Statements class.
Implemented fixture for the statements with full cpp document and statements of pp_define type.
Removed unnecessary message of the CMakeList.
Some code review and code style violations fixed.
Remove unnecessary message of the StatementsTest.
Rename "StatmentsTest.cpp" to "StatementsTest.cpp"
Unnecessary files added in previous commit were removed.
* Refactoring to create the StatementBuilder (if, for).
* The first unit tests were added.
* Rename "Statements" class to "StatemetsBuilder".
Unnecessary comments of the unit tests was removed.
Minor adjustments in the StatementOfIf for the  creation process.
This change set contains: new code documentation, unit test for the builder of "for loop", refactoring for some class members in order to establish responsibilities.
Fix for the unitTests that covers the conditional arguments of the "for loop".
The builder for the "while" loop was implemented.
This change set contains
* Refactoring for the parser functions, new scope for bracers, new statements for each internal sentence of the scope.
* Also changes were added to the unitTests in order to cover the new behaviors.