rxtx: remove

This does not build as GCC no longer includes Java support.

Signed-off-by: Rosen Penev <rosenp@gmail.com>

libs/rxtx/Makefile

@@ -1,49 +0,0 @@
-#
-# Copyright (C) 2016 Dana H. Myers <k6jq@comcast.net>
-#
-# This is free software, licensed under the GNU General Public License v2.
-# See /LICENSE for more information.
-#
-
-include $(TOPDIR)/rules.mk
-
-PKG_NAME:=rxtx
-PKG_VERSION:=2.2pre2
-PKG_RELEASE:=1
-PKG_LICENSE:=LGPL-2.1
-PKG_MAINTAINER:=Dana H. Myers <k6jq@comcast.net>
-
-PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).zip
-PKG_SOURCE_URL:=http://rxtx.qbang.org/pub/rxtx/
-PKG_HASH:=3c30373e760f444def3650c76c5a00ae12fb1d860ec008750d084f4880495b03
-
-PKG_FIXUP:=patch-libtool
-PKG_CHECK_FORMAT_SECURITY:=0
-
-include $(INCLUDE_DIR)/package.mk
-
-define Package/rxtx
-  SECTION:=libs
-  CATEGORY:=Libraries
-  TITLE:=RX/TX Support for Java serial communications
-  URL:=http://rxtx.qbang.org/wiki/index.php/Main_Page
-  DEPENDS:=+libpthread +classpath
-endef
-
-define Package/rxtx/description
-	RX/TX Support for Java serial communications
-endef
-
-CONFIGURE_ARGS += \
-	--disable-PRINTER
-
-define Package/rxtx/install
-	$(INSTALL_DIR) \
-		$(1)/usr/lib/classpath
-	$(CP) $(PKG_BUILD_DIR)/$(GNU_TARGET_NAME)-gnu/.libs/*.so \
-		$(1)/usr/lib/classpath/
-	$(CP) $(PKG_BUILD_DIR)/RXTXcomm.jar \
-		$(1)/usr/lib/classpath/
-endef
-
-$(eval $(call BuildPackage,rxtx))

libs/rxtx/patches/010-acm-devices.patch

@@ -1,11 +0,0 @@
-diff -rupN rxtx-2.2pre2/src/gnu/io/RXTXCommDriver.java rxtx-2.2pre2.new/src/gnu/io/RXTXCommDriver.java
---- rxtx-2.2pre2/src/gnu/io/RXTXCommDriver.java	2008-11-13 16:44:01.000000000 -0800
-+++ rxtx-2.2pre2.new/src/gnu/io/RXTXCommDriver.java	2015-08-21 16:19:14.330743949 -0700
-@@ -579,6 +579,7 @@ public class RXTXCommDriver implements C
- 						"ttyUSB", // for USB frobs
- 						"rfcomm",       // bluetooth serial device
- 						"ttyircomm", // linux IrCommdevices (IrDA serial emu)
-+						"ttyACM" // linux CDC ACM devices
- 						};
- 						CandidatePortPrefixes=Temp;
- 					}