Cleanup few specs and made them more dry.
Increased version number to 0.2.0
Fixed column type validation for surrogate id columns.
Resolved the issue when the data column name should be extracted based on the reference to another data table.
Setup GLI to display full exception stack trace in debug mode.
Corrected metadata definition for br_master_account data table.
Implemented functionality to setup correct owner table name for data column schema.
Added :short data type for columns.
Created ColumnLengthValidator class verifying the length of the data column.
Setup column length validator as an inner validator in DataColumnValidator class.
Implemented length method in DataColumnSchema class.
Implemented functionality determining the data column default length value based on column type.