Feature #2245: Add xmlrpc concurrency paramenters to oned
(cherry picked from commit 4f271af67fcaac8993b6a56a2337b92590e1c57f)
Feature #2245: Add new xmlrpc config params to oned.conf
(cherry picked from commit b84158f98df5cb279b4f255367905b87262be256)
Feature #2245: New scons option, old_xmlrpc=yes
(cherry picked from commit e98dad20e115921ec719d61763c4cdf49e57d113)