Version bump SVP to 2

*** 123,133 ****
  
  typedef enum svp_conn_error {
          SVP_CE_NONE             = 0x00,
          SVP_CE_ASSOCIATE        = 0x01,
          SVP_CE_NOPOLLOUT        = 0x02,
!         SVP_CE_SOCKET           = 0x03
  } svp_conn_error_t;
  
  typedef enum svp_conn_flags {
          SVP_CF_ADDED            = 0x01,
          SVP_CF_DEGRADED         = 0x02,
--- 123,134 ----
  
  typedef enum svp_conn_error {
          SVP_CE_NONE             = 0x00,
          SVP_CE_ASSOCIATE        = 0x01,
          SVP_CE_NOPOLLOUT        = 0x02,
!         SVP_CE_SOCKET           = 0x03,
!         SVP_CE_VERSION_PONG     = 0x04
  } svp_conn_error_t;
  
  typedef enum svp_conn_flags {
          SVP_CF_ADDED            = 0x01,
          SVP_CF_DEGRADED         = 0x02,
*** 164,173 ****
--- 165,175 ----
          svp_conn_error_t        sc_error;
          int                     sc_errno;
          list_t                  sc_queries;
          svp_conn_out_t          sc_output;
          svp_conn_in_t           sc_input;
+         uint_t                  sc_version;
  };
  
  typedef enum svp_remote_state {
          SVP_RS_LOOKUP_SCHEDULED         = 0x01, /* On the DNS Queue */
          SVP_RS_LOOKUP_INPROGRESS        = 0x02, /* Doing a DNS lookup */