Merge branch 'develop' of https://github.com/skalenetwork/sgxwallet into develop

.github/workflows/dockerimage.yml

+name: Docker Image CI
+
+on: [push]
+
+jobs:
+
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: Build the Docker image
+      run: cd docker; docker build . --file Dockerfile --tag sgxcontainer:$(date +%s)

.travis.yml

 sudo: required
+language: cpp
 
 services:
   - docker
@@ -12,3 +13,4 @@ install:
   - docker build -t sgxwallet docker
 
 script:
+  - ls

README.md

@@ -48,12 +48,6 @@ If you do not see the `isgx` device, you need to troubleshoot your driver instal
 
 `cd scripts; sudo ./install_packages.sh`
 
-## Install automake 1.15
-
-Currently the build builds with automake 1.15. You need to install it since Ubuntu 18 comes with automake 1.16 by default.
-
-`cd scripts; sudo dpkg -i automake_1.15.1-3ubuntu2_all.deb`
-
 ## Build dependencies
 
 Dependencies only need to be built once.