only build rre interface by default now

FossilOrigin-Name: 3e82dabadae4f3e7788e87c9649577022b05e8cfa75d76d615fcb94ee48b88f0

Makefile

@@ -13,7 +13,7 @@ all: clean tools update_sources image interfaces finally
 #test
 
 clean:
-	rm -f bin/rre bin/nga bin/embedimage bin/extend bin/unu bin/muri bin/kanga bin/repl bin/tanu
+	rm -f bin/rre bin/nga bin/embedimage bin/extend bin/unu bin/muri bin/kanga bin/repl bin/tanu bin/build
 
 tools:
 	cd source && $(CC) $(CFLAGS) unu.c -o ../bin/unu
@@ -41,8 +41,6 @@ image:
 
 interfaces:
 	cd source && make rre
-	cd source && make repl
-	cd source && make kanga
 
 finally:
 	rm source/*.o

README.md

@@ -4,8 +4,6 @@
     || \\ ||___   ||   || \\  \\_//
     a personal, minimalistic forth
 
-[![Build Status](https://travis-ci.org/crcx/retro12.svg?branch=master)](https://travis-ci.org/crcx/retro12)
-
 ## Background
 
 RETRO is a Forth dialect drawing influences from many sources. It uses
@@ -20,7 +18,7 @@ previous generation.
 
 ## Quick Start
 
-For Linux and macOS:
+For FreeBSD, macOS, Linux:
 
     make
-    ./bin/kanga
+    cd bin && ./listener