microsocks: add socks5 forwarding rules support (#617)

A self modified enhanced version prepared for optimizing passwall functionality.

Version from: https://github.com/lwb1978/microsocks/tree/forward

Author: lwb1978

microsocks/Makefile

@@ -6,7 +6,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=microsocks
 PKG_VERSION:=1.0.5
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=https://codeload.github.com/rofl0r/microsocks/tar.gz/v$(PKG_VERSION)?
@@ -25,14 +25,15 @@ define Package/microsocks
   SECTION:=net
   CATEGORY:=Network
   SUBMENU:=Web Servers/Proxies
-  TITLE:=Tiny, portable SOCKS5 server
+  TITLE:=Tiny, portable SOCKS5 server. Support forwarding rules
   URL:=https://github.com/rofl0r/microsocks
   DEPENDS:=+libpthread
 endef
 
 define Package/microsocks/description
   A SOCKS5 service that you can run on your remote boxes to tunnel connections
   through them, if for some reason SSH doesn't cut it for you.
+  This version supports forwarding rules.
 endef
 
 define Package/microsocks/install