c2x futures

What changes are expected in future versions of c2x? TCM is used as a test-bed for new features before they make a public release. Sometimes features currently in development are listed below:

• Support for Siesta's .XV format (read and write)
• Read support for Siesta's .RHO format
• Extend write support for .RHO to spin as well as charge
• When scanning a range of tolerances for symmetries, output the transition tolerance more accurately.
• Miscellaneous improvements to .fdf reader / writer