Fix build issues on OSX

include/cppkafka/topic_partition_list.h

@@ -33,6 +33,7 @@
 #include <memory>
 #include <iosfwd>
 #include <algorithm>
+#include <vector>
 #include <librdkafka/rdkafka.h>
 #include "macros.h"
 

src/CMakeLists.txt

@@ -16,6 +16,7 @@ set(SOURCES
 )
 
 add_library(cppkafka ${CPPKAFKA_LIBRARY_TYPE} ${SOURCES})
+target_link_libraries(cppkafka ${RDKAFKA_LIBRARY})
 
 install( 
     TARGETS cppkafka

src/configuration.cpp

@@ -171,7 +171,7 @@ void Configuration::set_socket_callback(SocketCallback callback) {
 }
 
 void Configuration::set_default_topic_configuration(optional<TopicConfiguration> config) {
-    default_topic_config_ = move(config);
+    default_topic_config_ = std::move(config);
 }
 
 bool Configuration::has_property(const string& name) const {

src/message.cpp

@@ -110,7 +110,7 @@ optional<MessageTimestamp> Message::get_timestamp() const {
     rd_kafka_timestamp_type_t type = RD_KAFKA_TIMESTAMP_NOT_AVAILABLE;
     int64_t timestamp = rd_kafka_message_timestamp(handle_.get(), &type);
     if (timestamp == -1 || type == RD_KAFKA_TIMESTAMP_NOT_AVAILABLE) {
-        return none_t();
+        return {};
     }
     return MessageTimestamp(timestamp, static_cast<MessageTimestamp::TimestampType>(type));
 }