Update CI workflow

Author: daquinoaldo

.github/workflows/ci.yml

@@ -5,12 +5,12 @@ on: [push, pull_request]
 jobs:
   test:
     name: Test
-    runs-on: ${{matrix.os}}
+    runs-on: ${{ matrix.os }}
 
     strategy:
       matrix:
-        os: [ubuntu-latest, macOS-latest, windows-latest]
-        node: [8, 10, 11, 12]
+        os: [ubuntu-latest, macOS-latest]
+        node: [10, 12, 13]
         exclude:
           - os: ubuntu-latest
             node: 8

.travis.yml

@@ -6,7 +6,5 @@ language: node_js
 node_js:
 - node
 - 12
-- 11
 - 10
-- 8
 after_success: npm run coveralls

README.md

@@ -122,8 +122,8 @@ Checkout the updated list [here](https://github.com/FiloSottile/mkcert/blob/mast
 
 ## Troubleshooting
 ### Node.js version
-https-localhost requires Node.js 8 or higher.  
-<sub>If you need compatibility with previously Node.js versions let me know, we'll try to rearrange the code.</sub>
+https-localhost is compatible with the LTS and latest version of Node.js.  
+<sub>If you need compatibility with other Node.js versions let me know, we'll try to rearrange the code.</sub>
 
 ### root required
 -  **At first run** this tool generate a trusted certificate. The sudo password may be required. If you cannot provide the sudo password generate a `localhost.key` and `localhost.crt` and specify its path with `CERT_PATH=/diractory/containing/certificates/ serve ~/myproj`.