fix names, add shared make file

testlib/Makefile

@@ -1,5 +1,5 @@
 # what to produce
-TARGET        := lib/libprogctest.a
+TARGET        := lib/libsnptest.a
 
 # public headers
 HEADERS       := include/test_utils.h

testlib/include/test_utils.h

@@ -9,7 +9,7 @@
  */
 /**
  * @file
- * @brief Common test utilities for writing PROGC tests.
+ * @brief Common test utilities for writing SNP tests.
  */
 #ifndef _TEST_UTILS_H_
 #define _TEST_UTILS_H_

testlib/tests/tests.c

@@ -161,7 +161,7 @@ static void test_assert_lines_no_newline_at_the_end(void)
  */
 int main(void)
 {
-	TestMainBasic("PROGC Test Lib", setup, teardown
+	TestMainBasic("SNP Test Lib", setup, teardown
 				  , test_remove_file_that_exists
 				  , test_remove_file_that_does_not_exist
 				  , test_assert_lines_empty_file