tech: switch to golang 1.9.2

appveyor.yml

@@ -7,7 +7,7 @@ clone_folder: c:\gopath\src\github.com\grafana\grafana
 environment:
   nodejs_version: "6"
   GOPATH: c:\gopath
-  GOVERSION: 1.9.1
+  GOVERSION: 1.9.2
 
 install:
   - rmdir c:\go /s /q

circle.yml

@@ -9,7 +9,7 @@ machine:
     GOPATH: "/home/ubuntu/.go_workspace"
     ORG_PATH: "github.com/grafana"
     REPO_PATH: "${ORG_PATH}/grafana"
-    GODIST: "go1.9.1.linux-amd64.tar.gz"
+    GODIST: "go1.9.2.linux-amd64.tar.gz"
   post:
     - mkdir -p ~/download
     - mkdir -p ~/docker

docs/sources/project/building_from_source.md

@@ -13,7 +13,7 @@ dev environment. Grafana ships with its own required backend server; also comple
 
 ## Dependencies
 
-- [Go 1.9.1](https://golang.org/dl/)
+- [Go 1.9.2](https://golang.org/dl/)
 - [NodeJS LTS](https://nodejs.org/download/)
 - [Git](https://git-scm.com/downloads)
 

scripts/build/Dockerfile

@@ -21,7 +21,7 @@ RUN gpg --keyserver hkp://keys.gnupg.net --recv-keys 409B6B1796C275462A170311380
 RUN curl --silent --location https://rpm.nodesource.com/setup_6.x | bash - && \
     yum install -y nodejs --nogpgcheck
 
-ENV GOLANG_VERSION 1.9.1
+ENV GOLANG_VERSION 1.9.2
 
 RUN wget https://dl.yarnpkg.com/rpm/yarn.repo -O /etc/yum.repos.d/yarn.repo && \
     yum install -y yarn --nogpgcheck && \