Changes

* Much better [http://www.nmr-relax.com/manual/spin_create_pseudo.html pseudo-atom[ ] support, including not requiring tetrahedral geometry.* The [http://www.nmr-relax.com/manual/value_write.html value.write user function[ ] can now create files with non-numeric data, such as the models for each spin.* Improvements to the 2D Grace plotting from the [http://www.nmr-relax.com/manual/grace_write.html grace.write user function[ ] including full support for multiple graphs and the setting of the axes to the zero point.