listtagopts added params (#436)

* listtagopts added params

* test fix + gitignore

.gitignore

@@ -6,6 +6,7 @@
 # Folders
 _obj
 _test
+.idea
 
 # Architecture specific extensions/prefixes
 *.[568vq]

tags.go

@@ -55,7 +55,11 @@ func (t Tag) String() string {
 //
 // GitLab API docs:
 // https://docs.gitlab.com/ce/api/tags.html#list-project-repository-tags
-type ListTagsOptions ListOptions
+type ListTagsOptions struct {
+	ListOptions
+	OrderBy *string `url:"order_by,omitempty" json:"order_by,omitempty"`
+	Sort    *string `url:"sort,omitempty" json:"sort,omitempty"`
+}
 
 // ListTags gets a list of tags from a project, sorted by name in reverse
 // alphabetical order.

tags_test.go

@@ -16,7 +16,7 @@ func TestListTags(t *testing.T) {
 		fmt.Fprint(w, `[{"name": "1.0.0"},{"name": "1.0.1"}]`)
 	})
 
-	opt := &ListTagsOptions{Page: 2, PerPage: 3}
+	opt := &ListTagsOptions{ListOptions: ListOptions{Page:2, PerPage: 3}}
 
 	tags, _, err := client.Tags.ListTags(1, opt)
 	if err != nil {