Added customer monitoring tables in app db and state db (#725)

Author: siqbal1986

common/schema.h

@@ -100,6 +100,8 @@ namespace swss {
 
 #define APP_BGP_PROFILE_TABLE_NAME           "BGP_PROFILE_TABLE"
 
+#define APP_VNET_MONITOR_TABLE_NAME          "VNET_MONITOR_TABLE"
+
 /***** ASIC DATABASE *****/
 #define ASIC_TEMPERATURE_INFO_TABLE_NAME    "ASIC_TEMPERATURE_INFO"
 
@@ -464,6 +466,8 @@ namespace swss {
 
 #define STATE_FLOW_COUNTER_CAPABILITY_TABLE_NAME    "FLOW_COUNTER_CAPABILITY_TABLE"
 
+#define STATE_VNET_MONITOR_TABLE_NAME          "VNET_MONITOR_TABLE"
+
 /***** MISC *****/
 
 #define IPV4_NAME "IPv4"