Addition of the PDK content and example code for Documentation_content according to Feature bug 1607 and bug 1608
<?xml version="1.0" encoding="utf-8"?>
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<!DOCTYPE concept
PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd">
<concept xml:lang="en" id="GUID-E0A02CCA-486B-592E-9B3B-BA4A378EC5AD"><title>Socket connection example</title><prolog><metadata><keywords/></metadata></prolog><conbody><p>This example shows the relationship that sockets, connections and subconnections have to each other. </p> <fig id="GUID-E53D154C-9B26-5404-BA85-9EF1572B17CD"><image href="GUID-646C2A7A-B90C-5E82-B44F-EA24DDBB1EC5_d0e121738_href.png" placement="inline"/></fig> </conbody></concept>