Merge pull request #205 from pierspad/feature/default-transparent-layers

Adding by default an alpha layers to imported images (Like in photoshop)

Author: gabrielalmir

.config/GIMP/3.0/gimprc

@@ -11,6 +11,7 @@
 (undo-levels 8)
 (undo-preview-size medium)
 (layer-preview-size extra-large)
+(import-add-alpha yes)
 (thumbnail-size large)
 (import-raw-plug-in "${gimp_plug_in_dir}/plug-ins/file-raw-placeholder/file-raw-placeholder")
 (monitor-xresolution 140)