diff --git a/ardupilotmega/version.h b/ardupilotmega/version.h
index 031b1d1..865cff9 100644
--- a/ardupilotmega/version.h
+++ b/ardupilotmega/version.h
@@ -5,7 +5,7 @@
 #ifndef MAVLINK_VERSION_H
 #define MAVLINK_VERSION_H
 
-#define MAVLINK_BUILD_DATE "Thu Jul 17 09:05:14 2014"
+#define MAVLINK_BUILD_DATE "Thu Jul 17 09:25:08 2014"
 #define MAVLINK_WIRE_PROTOCOL_VERSION "1.0"
 #define MAVLINK_MAX_DIALECT_PAYLOAD_SIZE 255
  
diff --git a/autoquad/version.h b/autoquad/version.h
index 894567d..65bb583 100644
--- a/autoquad/version.h
+++ b/autoquad/version.h
@@ -5,7 +5,7 @@
 #ifndef MAVLINK_VERSION_H
 #define MAVLINK_VERSION_H
 
-#define MAVLINK_BUILD_DATE "Thu Jul 17 09:05:20 2014"
+#define MAVLINK_BUILD_DATE "Thu Jul 17 09:25:14 2014"
 #define MAVLINK_WIRE_PROTOCOL_VERSION "1.0"
 #define MAVLINK_MAX_DIALECT_PAYLOAD_SIZE 255
  
diff --git a/common/version.h b/common/version.h
index 8f5f8db..2909f72 100644
--- a/common/version.h
+++ b/common/version.h
@@ -5,7 +5,7 @@
 #ifndef MAVLINK_VERSION_H
 #define MAVLINK_VERSION_H
 
-#define MAVLINK_BUILD_DATE "Thu Jul 17 09:06:05 2014"
+#define MAVLINK_BUILD_DATE "Thu Jul 17 09:25:58 2014"
 #define MAVLINK_WIRE_PROTOCOL_VERSION "1.0"
 #define MAVLINK_MAX_DIALECT_PAYLOAD_SIZE 255
  
diff --git a/matrixpilot/version.h b/matrixpilot/version.h
index e1b76a0..68f8908 100644
--- a/matrixpilot/version.h
+++ b/matrixpilot/version.h
@@ -5,7 +5,7 @@
 #ifndef MAVLINK_VERSION_H
 #define MAVLINK_VERSION_H
 
-#define MAVLINK_BUILD_DATE "Thu Jul 17 09:05:27 2014"
+#define MAVLINK_BUILD_DATE "Thu Jul 17 09:25:20 2014"
 #define MAVLINK_WIRE_PROTOCOL_VERSION "1.0"
 #define MAVLINK_MAX_DIALECT_PAYLOAD_SIZE 255
  
diff --git a/mavlink_types.h b/mavlink_types.h
index cef4e72..85ef8c0 100644
--- a/mavlink_types.h
+++ b/mavlink_types.h
@@ -34,6 +34,14 @@
 #define MAVLINK_MAX_EXTENDED_PAYLOAD_LEN (MAVLINK_MAX_EXTENDED_PACKET_LEN - MAVLINK_EXTENDED_HEADER_LEN - MAVLINK_NUM_NON_PAYLOAD_BYTES)
 
 #pragma pack(push, 1)
+
+/**
+ * This struct is the data format to be used when sending
+ * parameters. The parameter should be copied to the native
+ * type (without type conversion)
+ * and re-instanted on the receiving side using the
+ * native type as well.
+ */
 typedef struct param_union {
 	union {
 		float param_float;
diff --git a/minimal/version.h b/minimal/version.h
index 5cd0bae..8d8edcf 100644
--- a/minimal/version.h
+++ b/minimal/version.h
@@ -5,7 +5,7 @@
 #ifndef MAVLINK_VERSION_H
 #define MAVLINK_VERSION_H
 
-#define MAVLINK_BUILD_DATE "Thu Jul 17 09:05:33 2014"
+#define MAVLINK_BUILD_DATE "Thu Jul 17 09:25:26 2014"
 #define MAVLINK_WIRE_PROTOCOL_VERSION "1.0"
 #define MAVLINK_MAX_DIALECT_PAYLOAD_SIZE 9
  
diff --git a/pixhawk/version.h b/pixhawk/version.h
index 5fb1b4f..953d439 100644
--- a/pixhawk/version.h
+++ b/pixhawk/version.h
@@ -5,7 +5,7 @@
 #ifndef MAVLINK_VERSION_H
 #define MAVLINK_VERSION_H
 
-#define MAVLINK_BUILD_DATE "Thu Jul 17 09:05:34 2014"
+#define MAVLINK_BUILD_DATE "Thu Jul 17 09:25:28 2014"
 #define MAVLINK_WIRE_PROTOCOL_VERSION "1.0"
 #define MAVLINK_MAX_DIALECT_PAYLOAD_SIZE 255
  
diff --git a/sensesoar/version.h b/sensesoar/version.h
index 4a2fd22..72511bc 100644
--- a/sensesoar/version.h
+++ b/sensesoar/version.h
@@ -5,7 +5,7 @@
 #ifndef MAVLINK_VERSION_H
 #define MAVLINK_VERSION_H
 
-#define MAVLINK_BUILD_DATE "Thu Jul 17 09:05:41 2014"
+#define MAVLINK_BUILD_DATE "Thu Jul 17 09:25:34 2014"
 #define MAVLINK_WIRE_PROTOCOL_VERSION "1.0"
 #define MAVLINK_MAX_DIALECT_PAYLOAD_SIZE 255
  
diff --git a/slugs/version.h b/slugs/version.h
index 3e3f901..12bb4b5 100644
--- a/slugs/version.h
+++ b/slugs/version.h
@@ -5,7 +5,7 @@
 #ifndef MAVLINK_VERSION_H
 #define MAVLINK_VERSION_H
 
-#define MAVLINK_BUILD_DATE "Thu Jul 17 09:05:47 2014"
+#define MAVLINK_BUILD_DATE "Thu Jul 17 09:25:41 2014"
 #define MAVLINK_WIRE_PROTOCOL_VERSION "1.0"
 #define MAVLINK_MAX_DIALECT_PAYLOAD_SIZE 255
  
diff --git a/test/version.h b/test/version.h
index a317f8f..da0267d 100644
--- a/test/version.h
+++ b/test/version.h
@@ -5,7 +5,7 @@
 #ifndef MAVLINK_VERSION_H
 #define MAVLINK_VERSION_H
 
-#define MAVLINK_BUILD_DATE "Thu Jul 17 09:05:53 2014"
+#define MAVLINK_BUILD_DATE "Thu Jul 17 09:25:47 2014"
 #define MAVLINK_WIRE_PROTOCOL_VERSION "1.0"
 #define MAVLINK_MAX_DIALECT_PAYLOAD_SIZE 179
  
diff --git a/ualberta/version.h b/ualberta/version.h
index 5c2d8ed..26b03df 100644
--- a/ualberta/version.h
+++ b/ualberta/version.h
@@ -5,7 +5,7 @@
 #ifndef MAVLINK_VERSION_H
 #define MAVLINK_VERSION_H
 
-#define MAVLINK_BUILD_DATE "Thu Jul 17 09:05:54 2014"
+#define MAVLINK_BUILD_DATE "Thu Jul 17 09:25:48 2014"
 #define MAVLINK_WIRE_PROTOCOL_VERSION "1.0"
 #define MAVLINK_MAX_DIALECT_PAYLOAD_SIZE 255