drop schema handling, it's not working
abandon schema for now
move namedtuple conversion to walk_and_clean
drop schema handling, it's not working
abandon schema for now
Merge branch 'master' into py2

Conflicts:
	ddlgenerator/ddlgenerator.py
Handle pickles
Read stored metadata
reworked optional ags in console
Use sa.Unicode rather than sa.String
Merge branch 'master' into py2

Conflicts:
	ddlgenerator/ddlgenerator.py
pickle handling fix for 2.7
resolving unicode confusion