unit tests use ninja and ctest

unittests/.gitignore

@@ -15,3 +15,8 @@ CMakeFiles
 CTestTestfile.cmake
 cmake_install.cmake
 Makefile
+.ninja_deps
+.ninja_log
+build.ninja
+rules.ninja
+

unittests/run_tests.sh

@@ -1,14 +0,0 @@
-#!/bin/sh
-
-cmake .
-make --no-print-directory clean
-make --no-print-directory all -j4
-
-set -e
-
-#./param_test
-./conversion_test
-./autodeclination_test
-./mixer_test 2> /dev/null
-./sbus2_test
-./rc_input_test