Add minimal CDC client

Added a minimal CDC client application that uses the CDC connector
library. This is mainly intended for manual testing so it is built using
the accompanying Makefile instead of being a part of the CMake system.

connectors/cdc-connector/cdc_connector.h

@@ -32,7 +32,7 @@ namespace CDC
 
 // The error strings returned by the getError library. These can be used to
 // check for the most common errors (which right now is only the timeout).
-const char* TIMEOUT = "Request timed out";
+static const char* TIMEOUT = "Request timed out";
 
 // The typedef for the Row type
 class Row;

connectors/cdc-connector/examples/Makefile

@@ -0,0 +1,5 @@
+all:
+	c++ -I ../ ../cdc_connector.cpp main.cpp -ljansson -lcrypto -o cdc
+
+clean:
+	rm -rf cdc

connectors/cdc-connector/examples/main.cpp

@@ -26,7 +26,7 @@ int main(int argc, char** argv)
 
     if (conn.connect(argv[5]))
     {
-        CDC::Row row;
+        CDC::SRow row;
 
         while ((row = conn.read()))
         {