Set "apple.laf.useScreenMenuBar" if indicated by ij.Prefs.setIJMenuBar==true

src/main/java/bdv/ij/BigDataBrowserPlugIn.java

src/main/java/bdv/ij/BigDataViewerPlugIn.java

src/main/java/bdv/ij/ExportCellVoyagerPlugIn.java

src/main/java/bdv/ij/ExportImagePlusPlugIn.java

src/main/java/bdv/ij/ExportSpimFusionPlugIn.java

src/main/java/bdv/ij/ExportSpimSequencePlugIn.java

src/main/java/bdv/ij/ImportPlugIn.java

src/main/java/bdv/ij/OpenImagePlusPlugIn.java

src/main/java/bdv/ij/OpenImarisPlugIn.java