Update StackEdit to v5.14.0 and Go to 1.13.0 (#4)

* Update StackEdit to v5.14.0

* Update Go version to latest stable version (1.13.0)

Dockerfile

@@ -1,8 +1,8 @@
 ARG BASE_IMAGE_BUILDER_GO=golang
 ARG BASE_IMAGE_BUILDER_NODE=alpine
 ARG ALPINE_VERSION=3.10
-ARG GO_VERSION=1.12.6
+ARG GO_VERSION=1.13.0
-ARG STACKEDIT_VERSION=v5.13.3
+ARG STACKEDIT_VERSION=v5.14.0
 
 FROM ${BASE_IMAGE_BUILDER_GO}:${GO_VERSION}-alpine${ALPINE_VERSION} AS server
 ARG GOARCH=amd64

README.md

@@ -1,6 +1,6 @@
 # StackEdit Docker server
 
-*StackEdit v5.13.3 (November 2018) with a Golang HTTP server on Scratch*
+*StackEdit v5.14.0 (July 2019) with a Golang HTTP server on Scratch*
 
 [![Docker StackEdit](https://github.com/qdm12/stackedit-docker/raw/master/readme/title.png)](https://hub.docker.com/r/qmcgaw/stackedit/)
 
@@ -27,7 +27,7 @@
 
 - [Stackedit features](https://github.com/benweet/stackedit/blob/master/README.md#stackedit-can)
 - Lightweight image based on:
-  - [Stackedit 5.13.3](https://github.com/benweet/stackedit)
+  - [Stackedit 5.14.0](https://github.com/benweet/stackedit)
   - [Scratch](https://hub.docker.com/_/scratch)
   - Golang simple HTTP static server
 - Running without root