Improved README.md documentation

README.md

@@ -13,3 +13,27 @@ run_tests();
 ...
 
 ```
+
+# Currently builtin matchers
+
+You can use the following functions or just pass boolean value as first argument of `test()`
+
+* `int is_equal(void *res, void *correct);`
+* `int is_true(void *res);`
+* `int is_false(void *res);`
+
+# Installation:
+
+```bash
+make clean
+make CT_VERSION=1
+sudo make install CT_VERSION=1
+```
+
+# Uninstall:
+
+It is also required for update
+
+```bash
+sudo make uninstall  CT_VERSION=1
+```