Include detail/type_traits.h rather than internals.h on pdu_option

src/crypto.cpp

@@ -38,6 +38,7 @@
 #endif // TINS_HAVE_WPA2_DECRYPTION
 #include "dot11/dot11_data.h"
 #include "dot11/dot11_beacon.h"
+#include "internals.h"
 #include "exceptions.h"
 
 using std::string;

src/icmpv6.cpp

@@ -36,6 +36,7 @@
 #include "constants.h"
 #include "exceptions.h"
 #include "memory_helpers.h"
+#include "internals.h"
 
 using std::memset;
 using std::vector;

src/ip.cpp

@@ -46,6 +46,7 @@
 #include "exceptions.h"
 #include "pdu_allocator.h"
 #include "memory_helpers.h"
+#include "internals.h"
 
 using std::list;
 using std::min;