[#2] Fixed commit hook

.hooks/pre-commit

@@ -5,10 +5,10 @@
 
 branch=`git rev-parse --abbrev-ref HEAD`
 
-# Just lint the code before committing
-make lint
-
 # TODO should we add release branches here as well?
 if [[ "$branch" =~ ^master|develop$ ]]; then
-    make test
+    make test > /dev/null 2>&1 || {
+        >&2 echo "Tests failed. check 'make test' for more info.";
+        exit 1;
+    }
 fi