Move the contents of "_GrampsBSDDB.py" into "ReadGrdb.py" because that is the only place it is used. Then, rename "ReadGrdb.py" to "plugins/ImportGrdb.py" for consistency. Also clean up misc import related code.

svn: r11173

src/plugins/Makefile.am

@@ -43,6 +43,8 @@ pkgdata_PYTHON = \
 	GVRelGraph.py\
 	ImportCSV.py\
 	ImportGeneWeb.py\
+	ImportGpkg.py\
+	ImportGrdb.py\
 	ImportvCard.py\
 	IndivComplete.py\
 	KinshipReport.py\
@@ -57,8 +59,6 @@ pkgdata_PYTHON = \
 	OwnerEditor.py\
 	PatchNames.py\
 	PlaceReport.py\
-	ReadGrdb.py\
-	ReadPkg.py\
 	Rebuild.py\
 	RebuildRefMap.py\
 	References.py\