Updating the license file location in the dist script

Makefile

diff --git a/Makefile b/Makefile
index 7a09547..a340dae 100644
--- a/Makefile
+++ b/Makefile
@@ -36,7 +36,7 @@
 
 dist: build-all
 	cd dist && \
-	$(DIST_DIRS) cp ../LICENSE.txt {} \; && \
+	$(DIST_DIRS) cp ../LICENSE {} \; && \
 	$(DIST_DIRS) cp ../README.md {} \; && \
 	$(DIST_DIRS) tar -zcf glide-${VERSION}-{}.tar.gz {} \; && \
 	cd ..