EESchema code refactoring and coding policy naming fixes.

* Move schematic wire and bus break code into schematic screen object.
* Move schematic test for dangling ends into schematic screen object.
* Remove left over debugging output in schematic screen object.
* Remove unused file eeschema/cleanup.cpp.
* Fix bug in schematic line object hit test algorithm.
* Fix a string concatenation compile error added in r2752.
* Rename class WinEDA_BasicFrame to EDA_BASE_FRAME.
* Rename class WinEDA_DrawFrame to EDA_DRAW_FRAME.
* Rename class WinEDA_DrawPanel to EDA_DRAW_PANEL.

common/dialogs/dialog_get_component.cpp

@@ -22,11 +22,11 @@ static unsigned s_HistoryMaxCount = 8;  // Max number of items displayed in hist
  * Dialog frame to choose a component or a footprint
  *   This dialog shows an history of last selected items
  */
-DIALOG_GET_COMPONENT::DIALOG_GET_COMPONENT( WinEDA_DrawFrame* parent,
-                                    const wxPoint&    framepos,
-                                    wxArrayString&    HistoryList,
-                                    const wxString&   Title,
-                                    bool              show_extra_tool ) :
+DIALOG_GET_COMPONENT::DIALOG_GET_COMPONENT( EDA_DRAW_FRAME* parent,
+                                            const wxPoint&  framepos,
+                                            wxArrayString&  HistoryList,
+                                            const wxString& Title,
+                                            bool            show_extra_tool ) :
     DIALOG_GET_COMPONENT_BASE( parent, -1, Title, framepos )
 {