Adding new Profile Editor. New context menu options to Edit, Duplicat…

…e, and Delete custom profiles. Updated translations (new strings). Modified "Choose Profile" to apply a new profile, even if it's already applied (i.e. might have been edited now). Added new methods for inserting / updating / removing rows from the Profile model / view. Fixed small bug on the Export screen, to restore start/end frame correctly.

src/classes/query.py

@@ -285,7 +285,7 @@ def profile(self):
                     "num": d.get("fps", {}).get("num", 1),
                 },
             "height": d.get("height", 1),
-            "interlaced_frame": d.get("interlaced_frame", False),
+            "progressive": not d.get("interlaced_frame", False),
             "pixel_format": d.get("pixel_format", None),
             "pixel_ratio":
                 {