Make all staging repos 'staging' remotes in submodules

This allows us to more easily use
    git submodule foreach
since you can just refer to staging for the repo, like
you would 'origin'.

init-repository

@@ -193,24 +193,24 @@ my %PROTOCOLS = (
     'http'      => 'http://git.gitorious.org/'     ,
 );
 
-my %STAGING_REPOS = map { $_ => "git://gitorious.org/qt/$_.git" } qw(
-    qt5-staging
-    qt3support-staging
-    qtactiveqt-staging
-    qtbase-staging
-    qtdeclarative-staging
-    qtdoc-staging
-    qtmultimedia-staging
-    qtphonon-staging
-    qtqa-staging
-    qtscript-staging
-    qtsvg-staging
-    qttools-staging
-    qttranslations-staging
-    qtwebkit-examples-and-demos-staging
-    qtxmlpatterns-staging
-    qtlocation-staging
-    qtsensors-staging
+my %STAGING_REPOS = map { $_ => "git://gitorious.org/qt/$_-staging.git" } qw(
+    qt5
+    qt3support
+    qtactiveqt
+    qtbase
+    qtdeclarative
+    qtdoc
+    qtmultimedia
+    qtphonon
+    qtqa
+    qtscript
+    qtsvg
+    qttools
+    qttranslations
+    qtwebkit-examples-and-demos
+    qtxmlpatterns
+    qtlocation
+    qtsensors
 );
 
 my $BNE_MIRROR_URL_BASE
@@ -427,10 +427,7 @@ sub git_add_staging_remote
         $current_remotes{$line} = 1;
     }
 
-    # We assume that any staging starting with `$repo_basename-' relates to this
-    # repo.  For example, for the `qtbase' module, `qtbase-staging'
-    # and `qtbase-earth-staging' are considered as related staging repos.
-    my @staging = grep { /^\Q$repo_basename\E-/; } keys %STAGING_REPOS;
+    my @staging = grep { /^$repo_basename$/; } keys %STAGING_REPOS;
 
     STAGING:
     foreach my $staging_repo (@staging) {
@@ -444,7 +441,7 @@ sub git_add_staging_remote
             }
             $staging_repo_url =~ s,^git://gitorious\.org/,$url_base_for_protocol,;
         }
-        $self->exe('git', 'remote', 'add', $staging_repo, $staging_repo_url);
+        $self->exe('git', 'remote', 'add', 'staging', $staging_repo_url);
     }
 
     return;