made AddFilenamesToComboBox case-insensitive, to allow upper-case file extensions to match lower-case wildcards
made AddFilenamesToComboBox case-insensitive, to allow upper-case file extensions to match lower-case wildcards

markraz/vtp,nakijun/vtp,nakijun/vtp,seanisom/vtp,nakijun/vtp,markraz/vtp,markraz/vtp,nakijun/vtp,markraz/vtp,markraz/vtp,seanisom/vtp,seanisom/vtp,seanisom/vtp,nakijun/vtp,seanisom/vtp