Fixed compilation of proxy and simple examples.

Made the websocket client library scoop capable.

examples/proxy/proxy.ecf

@@ -10,6 +10,7 @@
 			<assertions precondition="true" postcondition="true" check="true" invariant="true" loop="true" supplier_precondition="true"/>
 		</option>
 		<setting name="console_application" value="true"/>
+		<setting name="concurrency" value="scoop"/>
 		<variable name="ssl_supported" value="false"/>
 		<library name="base" location="$ISE_LIBRARY\library\base\base-safe.ecf"/>
 		<library name="http" location="..\..\library\network\protocol\http\http-safe.ecf"/>