Build System

- Added new src/commands and src/columns intermediate libs.
- Began implementation of the first Command object.
- Began implementation of the first Column object.
- TDB2, Variant updates.

src/columns/Column.h

@@ -56,11 +56,5 @@ private:
   sizing      _sizing;
 };
 
-class ColumnDescription : public Column
-{
-public:
-private:
-};
-
 #endif
 ////////////////////////////////////////////////////////////////////////////////