Add qtwebchannel as submodule

This also updates the qtwebsockets revision since
that's needed to compile.

Change-Id: I9f3564c78d08abdca73ce395f31b3031a829e502
Reviewed-by: Milian Wolff <milian.wolff@kdab.com>

.gitmodules

@@ -103,3 +103,6 @@
 [submodule "qtwebsockets"]
 	path = qtwebsockets
 	url = ../qtwebsockets.git
+[submodule "qtwebchannel"]
+	path = qtwebchannel
+	url = ../qtwebchannel.git

init-repository

@@ -234,6 +234,7 @@ my %GERRIT_REPOS = map { $_ => "qt/$_" } qw(
     qttools
     qttranslations
     qtwayland
+    qtwebchannel
     qtwebkit
     qtwebkit-examples
     qtwebsockets
@@ -265,6 +266,7 @@ my @DEFAULT_REPOS = qw(
     qtsvg
     qttools
     qttranslations
+    qtwebchannel
     qtwebsockets
     qtwebkit
     qtwebkit-examples

qt.pro

@@ -88,6 +88,7 @@ addModule(qtdocgallery, qtdeclarative, qtjsondb)
 addModule(qtserialport, qtbase)
 addModule(qtenginio, qtdeclarative)
 addModule(qtwebsockets, qtbase, qtdeclarative)
+addModule(qtwebchannel, qtbase, qtdeclarative qtwebsockets)
 addModule(qttranslations, qttools)
 addModule(qtdoc, qtdeclarative)
 addModule(qtqa, qtbase)