v.4.781

ver4.781(2020/08/19) Loosen the restrictions on OpenGL requirements. (OpenGL 1.3 or higher)
ver4.780(2020/08/18) Fixed a bug when exporting face-centered symmetry to CIF format.

v.4.779

ver4.779(2020/07/08) Added a crystal database function, which includes 20,698 crystals from AMCSD database. Fixed a bug on a dll file.

v.4.778

ver4.778(2020/06/07) Fixed a bug on importing CIF file.

v.4.777

ver4.777(2020/06/06) Improved GUI of the main window and 'structure viwer'.

v.4.776

ver4.776(2020/05/30) Improved: Speed up rendering of 'Structure viewer'.

v.4.775

ver4.775(2020/05/19) Improved: Rendering of text label in OpenGL windows. Fixed: Stereonet drawing.

v.4.774

ver4.774(2020/05/15) Fixed bugs for Wykcoff position discriminator for trigonal and hexagonal symmetries.

v.4.773

ver4.773(2020/05/12) Improved importing CIF file.

v.4.772

ver4.772(2020/05/12) Changed: Open GL 1.5 (or higher) is required for 'Structure Viewer'.

v.4.771

Changed: Open GL 3.3 (or higher) is required for 'Structure Viewer'.