downgrade gatsby (#339)

* down gatsby

Signed-off-by: mihaisc <mihai.scarlat@smartcontrol.ro>

* fix travis

Signed-off-by: mihaisc <mihai.scarlat@smartcontrol.ro>

.travis.yml

@@ -5,11 +5,11 @@ node_js: node
 cache:
   npm: true
 
-before_install:
-  - sudo apt-get -qq update
-  - sudo apt-get install python3-pip
-  - sudo -H pip3 install --upgrade pip
-  - sudo -H pip3 install -U setuptools
+addons:
+  apt:
+    packages:
+      - python3
+      - python3-pip
 
 before_script:
   # - curl -L https://codeclimate.com/downloads/test-reporter/test-reporter-latest-linux-amd64 > ./cc-test-reporter

gatsby-browser.js

@@ -3,8 +3,3 @@ import wrapRootElementWithProviders from './src/helpers/wrapRootElement'
 
 export const wrapPageElement = wrapPageElementWithStyles
 export const wrapRootElement = wrapRootElementWithProviders
-
-// IntersectionObserver polyfill for gatsby-image (Safari, IE)
-if (typeof window.IntersectionObserver === 'undefined') {
-  import('intersection-observer')
-}

package.json

@@ -47,7 +47,7 @@
     "ethereum-blockies": "github:MyEtherWallet/blockies",
     "filesize": "^6.1.0",
     "formik": "^2.2.6",
-    "gatsby": "^2.31.0",
+    "gatsby": "^2.30.2",
     "gatsby-image": "^2.9.0",
     "gatsby-plugin-google-analytics": "^2.9.0",
     "gatsby-plugin-manifest": "^2.10.0",
@@ -58,7 +58,7 @@
     "gatsby-plugin-use-dark-mode": "^1.2.0",
     "gatsby-plugin-webpack-size": "^1.0.0",
     "gatsby-source-filesystem": "^2.9.0",
-    "gatsby-source-graphql": "^2.13.0",
+    "gatsby-source-graphql": "^2.12.0",
     "gatsby-transformer-json": "^2.9.0",
     "gatsby-transformer-remark": "^2.14.0",
     "gatsby-transformer-sharp": "^2.10.1",