Changed to c++ style includes

include/internal/catch_test_case_tracker.cpp

@@ -10,7 +10,7 @@
 #include "catch_enforce.h"
 
 #include <algorithm>
-#include <assert.h>
+#include <cassert>
 #include <stdexcept>
 #include <memory>
 #include <sstream>

include/reporters/catch_reporter_bases.cpp

@@ -13,7 +13,7 @@
 #include <cstring>
 #include <cfloat>
 #include <cstdio>
-#include <assert.h>
+#include <cassert>
 #include <memory>
 
 namespace Catch {

include/reporters/catch_reporter_bases.hpp

@@ -14,7 +14,7 @@
 #include <cstring>
 #include <cfloat>
 #include <cstdio>
-#include <assert.h>
+#include <cassert>
 #include <memory>
 #include <ostream>
 

include/reporters/catch_reporter_junit.cpp

@@ -13,7 +13,7 @@
 #include "../internal/catch_tostring.h"
 #include "../internal/catch_reporter_registrars.hpp"
 
-#include <assert.h>
+#include <cassert>
 #include <sstream>
 #include <ctime>
 #include <algorithm>