Clean-up code to satisfy GCC's pedantic mode requirements. Add fix for Clang not working with GCC 5 C++ library (https://llvm.org/bugs/show_bug.cgi?id=23529)

test/semver200_comparator_tests.cpp

@@ -102,4 +102,4 @@ BOOST_AUTO_TEST_CASE(compare_build) {
 	EQ("1.0.0", "1.0.0+build.1.2.3");
 	EQ("1.0.0+ZZZ", "1.0.0+build.1.2.3");
 	EQ("1.0.0+100", "1.0.0+200");
-}
+}