Version 3.44.81

Fixed updating colours through colour selector's "Hex" field (since 3.44.34)
Fixed updating "Transform colour" sliders by  directly editing values (since forever)
Fixed an insignificant bug in the builtin colour selector
Fixed drag/drop handlers installation from V-code
Some streamlining of V-code interpreter
Stored "Preserve aspect ratio" setting in inifile, separately for "Scale Canvas" and "Resize Canvas"

Reuploaded for a bug in "Scale Canvas" dialog in case of indexed image