Update credits

AUTHORS

@@ -6,9 +6,18 @@ Active Kdenlive authors
     Nicolas Carion <french.ebook.lover@gmail.com>
         Code re-architecture & timeline rewrite
         2016-present
+    Dan Dennedy <dan@dennedy.org>
+        MLT, Bug fixing
+        2009(-2011)-present
     Vincent Pinon <vpinon@kde.org>
         KF5 port, Windows cross-build, bugs fixing
         2012-present
+    Julius Künzel <jk.kdedev@smartlab.uber.space>
+        Bugs fixing
+        2020-present
+    Sashmita Raghav
+        Subtitle feature (GSoC), timeline colours
+        2020-present
 
 Former Kdenlive authors
 
@@ -27,9 +36,6 @@ Former Kdenlive authors
     Marco Gittler <g.marco@freenet.de>
         MLT transitions and effects, timeline, audio thumbs
         2009-2012
-    Dan Dennedy <dan@dennedy.org>
-        Bug fixing
-        2009-2011
     Alberto Villa <avilla@FreeBSD.org>
         Bug fixing, logo, etc.
         2009-2013

src/main.cpp

@@ -168,20 +168,25 @@ int main(int argc, char *argv[])
     KAboutData aboutData(QByteArray("kdenlive"), i18n("Kdenlive"), KDENLIVE_VERSION, i18n("An open source video editor."), KAboutLicense::GPL,
                          i18n("Copyright © 2007–2021 Kdenlive authors"), i18n("Please report bugs to https://bugs.kde.org"),
                          QStringLiteral("https://kdenlive.org"));
+    // main developers (alphabetical)
     aboutData.addAuthor(i18n("Jean-Baptiste Mardelle"), i18n("MLT and KDE SC 4 / KF5 port, main developer and maintainer"), QStringLiteral("jb@kdenlive.org"));
+    // active developers with major involvement
     aboutData.addAuthor(i18n("Nicolas Carion"), i18n("Code re-architecture & timeline rewrite"), QStringLiteral("french.ebook.lover@gmail.com"));
-    aboutData.addAuthor(i18n("Vincent Pinon"), i18n("KF5 port, Windows cross-build, bugs fixing"), QStringLiteral("vpinon@kde.org"));
-    aboutData.addAuthor(i18n("Laurent Montel"), i18n("Bugs fixing, clean up code, optimization etc."), QStringLiteral("montel@kde.org"));
-    aboutData.addAuthor(i18n("Till Theato"), i18n("Bug fixing, etc."), QStringLiteral("root@ttill.de"));
     aboutData.addAuthor(i18n("Simon A. Eugster"), i18n("Color scopes, bug fixing, etc."), QStringLiteral("simon.eu@gmail.com"));
-    aboutData.addAuthor(i18n("Marco Gittler"), i18n("MLT transitions and effects, timeline, audio thumbs"), QStringLiteral("g.marco@freenet.de"));
-    aboutData.addAuthor(i18n("Dan Dennedy"), i18n("Bug fixing, etc."), QStringLiteral("dan@dennedy.org"));
-    aboutData.addAuthor(i18n("Alberto Villa"), i18n("Bug fixing, logo, etc."), QStringLiteral("avilla@FreeBSD.org"));
-    aboutData.addAuthor(i18n("Jean-Michel Poure"), i18n("Rendering profiles customization"), QStringLiteral("jm@poure.com"));
-    aboutData.addAuthor(i18n("Ray Lehtiniemi"), i18n("Bug fixing, etc."), QStringLiteral("rayl@mail.com"));
-    aboutData.addAuthor(i18n("Steve Guilford"), i18n("Bug fixing, etc."), QStringLiteral("s.guilford@dbplugins.com"));
+    aboutData.addAuthor(i18n("Vincent Pinon"), i18n("KF5 port, Windows cross-build, packaging, bug fixing"), QStringLiteral("vpinon@kde.org"));
+    // other active developers (alphabetical)
+    aboutData.addAuthor(i18n("Dan Dennedy"), i18n("MLT, Bug fixing, etc."), QStringLiteral("dan@dennedy.org"));
+    aboutData.addAuthor(i18n("Julius Künzel"), i18n("Bug fixing, etc."), QStringLiteral("jk.kdedev@smartlab.uber.space"));
+    aboutData.addAuthor(i18n("Sashmita Raghav"), i18n("Subtitle feature (GSoC), timeline colours"));
+    // non active developers with major improvement (alphabetical)
     aboutData.addAuthor(i18n("Jason Wood"), i18n("Original KDE 3 version author (not active anymore)"), QStringLiteral("jasonwood@blueyonder.co.uk"));
-    aboutData.addCredit(i18n("Nara Oliveira and Farid Abdelnour | Estúdio Gunga"), i18n("Kdenlive 16.08 icon"));
+    // non developers (alphabetical)
+    aboutData.addCredit(i18n("Farid Abdelnour"), i18n("Logo, Promotion, testing"));
+    aboutData.addCredit(i18n("Eugen Mohr"), i18n("Bug triage, testing"));
+    aboutData.addCredit(i18n("Nara Oliveira"), i18n("Logo"));
+    aboutData.addCredit(i18n("Bruno Santos"), i18n("Testing"));
+    aboutData.addCredit(i18n("Massimo Stella"), i18n("Expert advice, testing"));
+
     aboutData.setTranslator(i18n("NAME OF TRANSLATORS"), i18n("EMAIL OF TRANSLATORS"));
     aboutData.setOrganizationDomain(QByteArray("kde.org"));
     aboutData.setOtherText(