IDEA-258738: Double click doesn't select a word if it includes a sear…

[wuxuanqicn]

SearchResults#caretPositionChanged() called after SelectionModelImpl#fireSelectionChanged() which repaint selection result properly, call myEditor.getSelectionModel().removeSelection() in SearchResults#caretPositionChanged() is inappropriate.

notifyCursorMoved(); is redundant too, introduce the indicator problem reported in IDEA-272238