moved to nullptr, removed c++98-compat warning suppressions for clang (also long-long and 0 as null for gcc/clang)
diff --git a/scripts/cmake/common.cmake b/scripts/cmake/common.cmake
index 800b80a..7ed585b 100644
--- a/scripts/cmake/common.cmake
+++ b/scripts/cmake/common.cmake
@@ -148,6 +148,10 @@
 
 if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
     add_compiler_flags(-Weverything)
+    add_compiler_flags(-Wno-c++98-compat)
+    add_compiler_flags(-Wno-c++98-compat-pedantic)
+    add_compiler_flags(-Wno-c++98-compat-bind-to-temporary-copy)
+    add_compiler_flags(-Wno-c++98-compat-local-type-template-args)
     add_compiler_flags(-Qunused-arguments -fcolor-diagnostics) # needed for ccache integration on travis
 endif()