feat: implement osrm table response

issue: #137

integration/pkg/api/osrm/table/response.go

@@ -1 +1,33 @@
 package table
+
+import "github.com/Telenav/osrm-backend/integration/pkg/api/osrm/route"
+
+// Response represents OSRM api v1 table response.
+type Response struct {
+	Code         string         `json:"code"`
+	Message      string         `json:"message,omitempty"`
+	Sources      []*Source      `json:"sources"`
+	Destinations []*Destination `json:"destinations"`
+	Durations    []*Duration    `json:"durations"`
+	Distances    []*Distance    `json:"distances"`
+}
+
+// Source represents as way point object.  All sources will be listed in order.
+type Source struct {
+	route.Waypoint
+}
+
+// Destination represents as way point object.  All destination will be listed in order.
+type Destination struct {
+	route.Waypoint
+}
+
+// Duration gives the travel time from specific source to all other destinations
+type Duration struct {
+	Value []*float64
+}
+
+// Distance gives the travel distance from specific source to all other destinations
+type Distance struct {
+	Value []*float64
+}