Revert "Make inspector detachable."

This reverts commit ee241c3f6c.

Conflicts:
	qutebrowser/config/configdata.py

TODO

@@ -63,6 +63,8 @@ Improvements / minor features
 - Display metavars for commands in input bar.
 - count support for special keys
 - set-as-default argument/command
+- Make inspector height resizable
+- Make inspector detachable (own window)
 - Enable disk caching
     QNetworkManager.setCache() and use a QNetworkDiskCache probably
 - clear cookies command
@@ -77,6 +79,7 @@ Improvements / minor features
          elem = frame.findFirstElement('*:focus')
 - somehow unfocus elements (hide blinking cursor) when insert mode is left?
 - tabs: some more padding?
+- Make it possible to open inspector in a new window.
 - Copy link location on crash mail should not copy mailto:
 - Drag&Drop of tabs to other windows
 - Use QNetworkAccessManager per QWebPage again so we can set proxy per tab.

qutebrowser/config/configdata.py

@@ -215,10 +215,6 @@ DATA = OrderedDict([
          SettingValue(types.Int(), '2000'),
          "Time (in ms) to show messages in the statusbar for."),
 
-        ('detach-inspector',
-         SettingValue(types.Bool(), 'false'),
-         "Whether to show the webinspector as own window."),
-
         ('confirm-quit',
          SettingValue(types.ConfirmQuit(), 'never'),
          "Whether to confirm quitting the application."),

qutebrowser/widgets/mainwindow.py

@@ -78,10 +78,8 @@ class MainWindow(QWidget):
         self.completion = CompletionView(self)
         self.inspector = QWebInspector()
         self.inspector.hide()
-
-        if not config.get('ui', 'detach-inspector'):
-            self._splitter.addWidget(self.inspector)
-            self._splitter.setStretchFactor(0, 50)
+        self._splitter.addWidget(self.inspector)
+        self._splitter.setStretchFactor(0, 50)
 
         self._vbox.addWidget(self._splitter)
 
@@ -101,16 +99,6 @@ class MainWindow(QWidget):
         """Resize completion if config changed."""
         if section == 'completion' and option == 'height':
             self.resize_completion()
-        if section == 'ui' and option == 'detach-inspector':
-            detach = config.get('ui', 'detach-inspector')
-            if detach and self.inspector.parent() is not None:
-                shown = self.inspector.isVisible()
-                self.inspector.setParent(None)
-                if shown:
-                    self.inspector.show()
-            elif not detach and self.inspector.parent() is None:
-                self._splitter.addWidget(self.inspector)
-                self._splitter.setStretchFactor(0, 50)
 
     def resize_completion(self):
         """Adjust completion according to config."""