+2017-06-06, Version 5.7.2
+ * Build system: The Notify Email plugin is no longer linked with
+ indirect dependencies. Thanks to Marc Fournier.
+ * collectd: A race condition when calculating a metric's rate has been
+ fixed. Thanks to Florian Forster. #1193
+ * AMQP, Exec, UnixSock, Write Kafka plugins: Parsing of the PUTVAL
+ command with multiple values has been fixed. Thanks to Florian
+ Forster. #2274
+ * AMQP plugin: The "ExchangeType" option is now also valid for
+ publishers. Thanks to Florian Forster. #2286
+ * BIND plugin: Fix parsing of the sample time provided by BIND.
+ Previously, the time was assumed to be in the local timezone when in
+ fact it was in UTC. Thanks to Ed Ravin. #1268
+ * BIND plugin: Memory leaks have been fixed. Thanks to Ruben Kerkhof.
+ #2303
+ * cURL-JSON plugin: Handling of arrays has been fixed. Thanks to Florian
+ Forster. #2266
+ * DPDKStat plugin: Error handling during initialization has been
+ improved. Thanks to Ruben Kerkhof.
+ * DPDKStat plugin: Handling of a number of metrics has been improved,
+ for example "rx_q0bytes". Thanks to Przemyslaw Szczerbik. #2167
+ * Intel RDT plugin: Configuration handling has been changed to be more
+ graceful. Thanks to Maryam Tahhan. #2165
+ * Log Logstash plugin: If writing the log entry fails, print it to
+ "STDERR" instead. Thanks to Marc Fournier.
+ * LogFile plugin: If writing to the file fails, print log messages on
+ "STDERR" instead. Thanks to Marc Fournier.
+ * memcachec, Tail plugins: A resource leak in the matching
+ infrastructure has been fixed. Thanks to Krzysztof Matczak. #2192
+ * MQTT plugin: Invalid symbols in topic names are now replaced and a
+ resource leak has been fixed. Thanks to Denys Fedoryshchenko. #2123
+ * Network plugin: A potential endless-loop has been fixed. This can be
+ triggered remotely by sending a signed network packet to a server
+ which is not set up to check signatures. Thanks to Marcin Kozlowski
+ and Pavel Rochnyack. #2174, #2233, CVE-2017-7401
+ * Perl plugin: A potential double-free has been fixed. Thanks to Florian
+ Forster. #2278
+ * Processes plugin: A compilation error on AIX has been fixed. Thanks to
+ Pavel Rochnyack. #2210
+ * SMART plugin: A check for the "CAP_SYS_RAWIO" capability has been
+ added. Thanks to Marc Fournier.
+ * Write Graphite plugin: Error handling in the case that calculating a
+ metric's rate fails has been improved. Previously, the raw counter
+ values were sent to Graphite. Thanks to Iain Buclaw. #2209
+ * Write Prometheus plugin: An incorrect use of "realloc(3)" has been
+ fixed. Thanks to Florian Forster. #2275
+
2017-01-23, Version 5.7.1
* collectd: Handling of boolean configuration options has been unified.
Thanks to Sebastian Harl. #2083, #2098