Add install target to CMake build
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 60fd8a1..2285357 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -127,3 +127,5 @@
 
 enable_testing()
 add_test(NinjaTest ninja_test)
+
+install(TARGETS ninja DESTINATION bin)