update: macaron cores,gzip,session (#10522)

Co-authored-by: zeripath <art27@cantab.net>

vendor/gitea.com/macaron/gzip/.drone.yml

@@ -0,0 +1,24 @@
+kind: pipeline
+name: go1-1-2
+
+steps:
+- name: test
+  image: golang:1.12
+  environment:
+    GOPROXY: https://goproxy.cn
+  commands:
+  - go build -v
+  - go test -v -race -coverprofile=coverage.txt -covermode=atomic
+
+---
+kind: pipeline
+name: go1-1-3
+
+steps:
+- name: test
+  image: golang:1.13
+  environment:
+    GOPROXY: https://goproxy.cn
+  commands:
+  - go build -v
+  - go test -v -race -coverprofile=coverage.txt -covermode=atomic

vendor/gitea.com/macaron/gzip/README.md

@@ -0,0 +1,19 @@
+# gzip
+
+Middleware gzip provides gzip comparess middleware for [Macaron](https://gitea.com/macaron/macaron).
+
+### Installation
+
+	go get gitea.com/macaron/gzip
+
+## Getting Help
+
+- [API Reference](https://godoc.org/gitea.com/macaron/gzip)
+
+## Credits
+
+This package is a modified version of [go-macaron gzip](github.com/go-macaron/gzip).
+
+## License
+
+This project is under the Apache License, Version 2.0. See the [LICENSE](LICENSE) file for the full license text.