Added some basic IPC functionality using wxServer, wxClient and wxConnection.

Added the -blockamount command line option for an example of usage.

makefile.unix.wx2.9

@@ -31,7 +31,7 @@ LIBS= \
    -l wx_gtk2u$(D)-2.9 \
  -Wl,-Bdynamic \
    -l crypto \
-   -l gtk-x11-2.0 -l gthread-2.0 -l SM
+   -l gtk-x11-2.0 -l gthread-2.0 -l SM \
 
 WXDEFS=-D__WXGTK__ -DNOPCH
 CFLAGS=-O0 -Wno-invalid-offsetof -Wformat $(DEBUGFLAGS) $(WXDEFS) $(INCLUDEPATHS)
@@ -75,11 +75,12 @@ obj/sha.o: sha.cpp                  sha.h
 obj/irc.o: irc.cpp                  $(HEADERS)
 	g++ -c $(CFLAGS) -o $@ $<
 
-
+obj/ipc.o: ipc.cpp                  $(HEADERS)
+	g++ -c $(CFLAGS) -o $@ $<
 
 
 OBJS=obj/util.o obj/script.o obj/db.o obj/net.o obj/main.o obj/market.o \
-        obj/ui.o obj/uibase.o obj/sha.o obj/irc.o
+        obj/ui.o obj/uibase.o obj/sha.o obj/irc.o obj/ipc.o
 
 bitcoin: headers.h.gch $(OBJS)
 	g++ $(CFLAGS) -o $@ $(LIBPATHS) $(OBJS) $(LIBS)