fix：parse slices (#37)

1. Does not support parsing map type
2. Parse the slice type, if the data type is inconsistent, panic error

close #35

jsonUtil/json_to_struct_slice_test.go

@@ -0,0 +1,24 @@
+package jsonUtil
+
+import (
+	"testing"
+)
+
+func TestJsonToStructSlice1(t *testing.T) {
+	data := `
+		{
+			"uid": 43015653,
+			"fids": ["43015653", 43015666]
+		}
+	`
+	var target struct {
+		Uid  int      `json:"uid"`
+		Fids []string `json:"fids"`
+	}
+
+	err := JsonToStruct(data, &target)
+	if err != nil {
+		t.Errorf("err %s", err)
+		return
+	}
+}