emulators/flexemu: Clean up port

- Reduce the dependencies used by the port
- Remove unfinished binaries
- Correct pkg-plist

Thanks for the hints from the author of the emulator.

Reported by:	Wolfgang Schwotzer <wolfgang.schwotzer@gmx.net>

emulators/flexemu/Makefile

@@ -1,6 +1,7 @@
 PORTNAME=	flexemu
 DISTVERSIONPREFIX=	V
 DISTVERSION=	3.20
+PORTREVISION=	1
 CATEGORIES=	emulators
 
 MAINTAINER=	rhurlin@FreeBSD.org
@@ -14,13 +15,17 @@ USE_GITHUB=	yes
 GH_ACCOUNT=	aladur
 GH_TUPLE=	google:googletest:e1a38bc3:googletest/googletest
 USE_GL=		gl
-USE_QT=		buildtools:build concurrent core dbus declarative \
-		declarative-test designer gui help multimedia network \
-		opengl printsupport qmake:build script scripttools \
-		sensors serialport sql svg testlib widgets x11extras \
-		xml xmlpatterns
+USE_QT=		buildtools:build core dbus gui network printsupport \
+		qmake:build widgets x11extras
 USE_XORG=	ice sm x11
 
 GNU_CONFIGURE=	yes
 
-.include <bsd.port.mk>
+.include <bsd.port.pre.mk>
+
+post-install:
+	@${RM} ${STAGEDIR}${PREFIX}/bin/rcvflex
+	@${RM} ${STAGEDIR}${PREFIX}/bin/send2flx
+	@${RM} ${STAGEDIR}${PREFIX}/bin/testdaa
+
+.include <bsd.port.post.mk>

emulators/flexemu/pkg-plist

@@ -5,11 +5,8 @@ bin/flexemu
 bin/flexplorer
 bin/fromflex
 bin/mdcrtool
-bin/rcvflex
-bin/send2flx
-bin/testdaa
 bin/toflex
-%%ETCDIR%%.conf
+etc/flexemu.conf
 share/applications/flexemu-flexplorer.desktop
 share/applications/flexemu.desktop
 %%DATADIR%%/6809diag.pdf