VELAS v1.0.6 [05/09/2023]: Bug Fixes and improvements
**Fix bugs and performance enhancements
**Allow user to add density, volume and number of atoms of crystal to calculate other
related properties.
**Update the logo information
**rearrange the GUI of VELAS
**Supporting the calculation of average sound velocity/Fracture Toughness
/Debye temperature/Heat Capacity/Melting temperature/Thermal expansion
/Minimum thermal conductivity using VRH