configuration update to SAT solver on creation time. Adding random_seed to sat parameters to enable command-line and module mode to work at the level of sat solver

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

src/sat/sat_config.h

@@ -53,6 +53,7 @@ namespace sat {
         unsigned           m_restart_initial;
         double             m_restart_factor; // for geometric case
         double             m_random_freq;
+        unsigned           m_random_seed;
         unsigned           m_burst_search;
         unsigned           m_max_conflicts;