DRM-170 implement model cluster
DRM-171 implement reference exception
DRM-172 phpdoc model cluster
DRM-173 request optional alias while joining on select
DRM-174 request optional alias while joining on delete
DRM-175 request optional alias while joining on update
DRM-176 fix column en-de-code quotes
DRM-177 implement model back-referencing
DRM-178 implement foreign key exception
DRM-179 remove schema simulation
DRM-180 implement referencing interfaces
DRM-181 fix null value of the column
DRM-182 show debugger information by default
DRM-183 implement debugger presentation
DRM-184 show debugger information if there was any db request
DRM-185 fix session status
DRM-186 implement helper exception
DRM-187 implement helper statement
DRM-188 implement helper system
DRM-189 implement helper string