Fix changelog showing up too often.

- Prevent the Changelog showing up when closing the configuration dialog if
  "Show on startup" is enabled.
- Increase dialog size a bit.
- Detect and link Gerrit IDs.

Change-Id: I049be3c38a57b2559f2a78392b785fa51ec99dc1

rbutil/rbutilqt/gui/changelog.cpp

@@ -57,6 +57,8 @@ QString Changelog::parseChangelogFile(QString filename)
                 QString t = line.remove(QRegExp("^\\*"));
                 t.replace(QRegExp("FS#(\\d+)"),
                           "<a href='http://www.rockbox.org/tracker/task/\\1'>FS#\\1</a>");
+                t.replace(QRegExp("G#(\\d+)"),
+                          "<a href='http://gerrit.rockbox.org/r/\\1'>G#\\1</a>");
                 text.append(QString("<li>%1</li>").arg(t));
                 line = c.readLine();
                 if(line.startsWith("#"))

rbutil/rbutilqt/gui/changelogfrm.ui

@@ -9,8 +9,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>400</width>
-    <height>300</height>
+    <width>500</width>
+    <height>400</height>
    </rect>
   </property>
   <property name="windowTitle">