allow dot in set names in create_bnf()
allow dot in region names

- update create_bnf(), _depends
fix Region.get_edge_graph() for degenerate edges
update HDF5MeshIO.read() for old meshes without node_sets group
new configure_output()
docs: sync module index of developer guide with current sources

- remove excessive .rst suffixes
docs: update release tasks
fix list of scripts in setup.py
script/sync_module_docs.py: omit lobatto_template.pyx
docs: remove lobatto_template.rst from developer guide
2013.1: update release notes
2013.1: update news
2013.1: bump version number
add uint32 to types.pxd
provide default value of __SDIR__ in common.h
docs: add development tab, new doc/development.rst
fix script/gen_gallery.py for new time stepping
clean up sfepy/postprocess/viewer.py
new fmf_pretend_nc()
move low-level function from bases.pyx to new lagrange.c

- new sfepy/fem/extmods/lagrange.[ch]
- get_barycentric_coors(), get_xi_simplex(), get_xi_tensor(),
  eval_lagrange_simplex(), eval_lagrange_tensor_product() ('_' prefix from name
  removed) translated from Cython to C
- update bases.pyx, use fmf_pretend_nc(), import FMField directly