Clean up of tutorial (better variable names, light additional editing); switched install doc to show github installation
Added substitute function and test
small fixes to substitute() and tests
PEP8 fixes
add nonnull(); raise more helpful error for null values
update doc/tutorial with doctests
version -> 0.1beta
BUG: fix dot() to work with nullable arrays
some cleanup
change package name to lowercase
README.md -> README.rst (for PYPI)
change README.md to README.rst in setup.py
package name -> scidb-py
BUG: fix type mapping
change aggregates to numpy-style by default
numpy_syntax -> scidb_syntax
undo change of server location in test script
ENH: add pandas dataframe export
make zeros(), random(), randint() more efficient
DOC: add numpydoc