HRCPP-123 Broken build on gcc 4.1.2 - compiler warning

Add explicit cast to remove the warning.
HRCPP-124 MetadataValue created and lastused fields should be -1 for immortal values
HRCPP-125 ConfigurationBuilder not using the specified ValueSizeEstimate
HRCPP-127 Use a different name for the 32bit library
HRCPP-129 Reading data from the servers ocasionally timesout.