Changes

* the simple editor operating in the XDS.INP, XDSCONV and XSCALE tabs understands ctrl-X (cut), ctrl-c (copy), ctrl-v (paste), ctrl-z (undo) and ctrl-Z (redo).  

* the simple editor operating in the XDS.INP, XDSCONV and XSCALE tabs understands ctrl-X (cut), ctrl-c (copy), ctrl-v (paste), ctrl-z (undo) and ctrl-Z (redo).  

* ctrl-+ (control-plus) and ctrl-- (control-minus) enlarge or decrease the font size of characters.

* ctrl-+ (control-plus) and ctrl-- (control-minus) enlarge or decrease the font size of characters.

* flexibility of operation: all commands in the TOOLS tab may be modified by the user, simply by modifying the (bash) code in the text field below the button. The user-changed command is automagically and permanently stored in ~/.xds-gui . The user may also change what is written on a button, by editing ~/.xds-gui.

* flexibility of operation: all commands in the ''tools'' tab may be modified by the user, simply by modifying the (bash) code in the text field below the button. The user-changed command is automagically and permanently stored in ~/.xds-gui . The user may also change what is written on a button, by editing ~/.xds-gui.

* Menu / Settings is used for setting "Paths" for binaries (xds_par, xscale_par, shelxc/d/e, ...), and "Appearance" (font size and default plot height). "generic Library" (typically /usr/local/lib64/dectris-neggia.so) should currently not be filled out, due to a bug.

* Menu / Settings is used for setting "Paths" for binaries (xds_par, xscale_par, shelxc/d/e, ...), and "Appearance" (font size and default plot height). "generic Library" (typically /usr/local/lib64/dectris-neggia.so) should currently not be filled out, due to a bug.