v3 refactor (#1868)

* Move to v3

Co-authored-by: Ben Toogood <bentoogood@gmail.com>

.github/workflows/micro-examples.yml

@@ -1,37 +0,0 @@
-name: Build all github.com/micro/examples
-on:
-  pull_request:
-    branches:
-      - master
-
-jobs:
-
-  build:
-    name: Build repos
-    runs-on: ubuntu-latest
-    steps:
-
-    - name: Set up Go 1.13
-      uses: actions/setup-go@v1
-      with:
-        go-version: 1.13
-      id: go
-    
-    - name: Install Protoc
-      uses: arduino/setup-protoc@master
-
-    - name: Check out this code
-      uses: actions/checkout@v2
-      with:
-        path: 'go-micro'
-
-    - name: Check out code examples
-      uses: actions/checkout@v2
-      with:
-        repository: 'micro/examples'
-        path: 'examples'
-
-    - name: Build all
-      run: $GITHUB_WORKSPACE/go-micro/.github/workflows/scripts/build-all-examples.sh ${{ github.event.pull_request.head.sha }} ${{ github.event.pull_request.head.repo.full_name }}
-      working-directory: examples
-    

.github/workflows/micro-main.yml

@@ -1,37 +0,0 @@
-name: Build and test micro
-on:
-  pull_request:
-    branches:
-      - master
-
-jobs:
-
-  build:
-    name: Build and test micro
-    runs-on: ubuntu-latest
-    steps:
-
-    - name: Set up Go 1.13
-      uses: actions/setup-go@v2
-      with:
-        go-version: 1.13
-      id: go
-  
-    - name: Install Protoc
-      uses: arduino/setup-protoc@master
-
-    - name: Check out this code
-      uses: actions/checkout@v2
-      with:
-        path: 'go-micro'
-
-    - name: Check out micro
-      uses: actions/checkout@v2
-      with:
-        repository: 'micro/micro'
-        path: 'micro'
-
-    - name: Build all
-      run: $GITHUB_WORKSPACE/go-micro/.github/workflows/scripts/build-micro.sh ${{ github.event.pull_request.head.sha }} ${{ github.event.pull_request.head.repo.full_name }}
-      working-directory: micro
-