pvac: add synchronous put to 'value' field

documentation/examples.h

@@ -9,6 +9,15 @@ The shortest possible PVA get() example.
 */
 /**
 
+@page examples_miniput Simple Client Put Example
+
+The shortest possible PVA put() example.
+
+@include miniput.cpp
+
+*/
+/**
+
 @page examples_getme Client Get Example
 
 This example demonstrates a client which issues a Get operation on startup,

documentation/mainpage.h

@@ -15,6 +15,7 @@
 
 - Simplest (shortest) possible
  - @ref examples_miniget
+ - @ref examples_miniput
 - More complete
  - @ref examples_getme
  - @ref examples_putme