Fixed history entries and removed unused member variable.

   *                           view has its own toolbar, so having getters that return toolbar

   *                           actions to fill the toolbar of the IpceMainWindow are unnecessary.

   *                           Removed methods that returned menu and toolbar actions.

   *                           Made it so that on default and if there is no active control net,

   *                           the Control Net Tool will be disabled.

   *                           Added enableControlNetTool(bool) so when an active control net is set,

   *                           the tool becomes enabled.

   *  @history 2018-06-25 Kaitlyn Lee - When multiple views are open, there is a possibility of

   *                           Added enableControlNetTool(bool) so when an active control net is

   *                           set, the tool becomes enabled.

   *  @history 2018-06-25 Kaitlyn Lee - When multiple views are open, there is a possibility of

   *                           getting ambiguous shortcut errors. To counter this, we enable/disable

   *                           actions. On default, actions are disabled until a user moves the

   *                           cursor over the view. When a user moves the cursor outside of the

      QToolBar *m_permToolBar; //!< The permanent tool bar

      QToolBar *m_activeToolBar; //!< The active tool bar

      ToolPad *m_toolPad; //!< The tool pad

      QAction *m_controlNetToolAction;  //!< The action for Control Point Editor Tool(MosaicControl

  };

}