Merge branch '1.6.x' into merge-up-1-6-to-master

* 1.6.x:
  (maint) Fix Endian warning in Serialization
  (PA-3244) Update websocketpp for new boost
  (packaging) Bump to version '1.6.5' [no-promote]

Author: steveax

vendor/websocketpp-0.8.1.zip renamed to vendor/websocketpp-0.8.2.zip

@@ -4,8 +4,8 @@ INCLUDE(ExternalProject)
 EXTERNALPROJECT_ADD(
     websocketpp
     PREFIX "${PROJECT_BINARY_DIR}"
-    URL "file://${VENDOR_DIRECTORY}/websocketpp-0.8.1.zip"
-    URL_MD5 "af0385e19ae5d37b087b1c73b176f10d"
+    URL "file://${VENDOR_DIRECTORY}/websocketpp-0.8.2.zip"
+    URL_MD5 "87d06d8ce62767602cb339d46b6664a1"
     CONFIGURE_COMMAND ""
     BUILD_COMMAND ""
     BUILD_IN_SOURCE 1