Update Vendors (#337)

* update & migrate gitea sdk (Fix Delete Tag Issue)
* upgraded github.com/AlecAivazis/survey v2.2.7 => v2.2.8
* upgraded github.com/adrg/xdg v0.2.3 => v0.3.1
* upgraded github.com/araddon/dateparse
* upgraded github.com/olekukonko/tablewriter v0.0.4 => v0.0.5
* upgraded gopkg.in/yaml.v2 v2.3.0 => v2.4.0

Reviewed-on: https://gitea.com/gitea/tea/pulls/337
Reviewed-by: Norwin <noerw@noreply.gitea.io>
Reviewed-by: khmarbaise <khmarbaise@noreply.gitea.io>
Co-authored-by: 6543 <6543@obermui.de>
Co-committed-by: 6543 <6543@obermui.de>

vendor/github.com/microcosm-cc/bluemonday/.travis.yml

@@ -1,5 +1,6 @@
 language: go
 go:
+  - 1.1.x
   - 1.2.x
   - 1.3.x
   - 1.4.x
@@ -10,7 +11,6 @@ go:
   - 1.9.x
   - 1.10.x
   - 1.11.x
-  - 1.12.x
   - tip
 matrix:
   allow_failures: