Bump version: v2.0.0a1

docs/faq.md

@@ -210,7 +210,7 @@ There are two suggested methods for keeping cibuildwheel up to date that instead
 If you use GitHub Actions for builds, you can use cibuildwheel as an action:
 
 ```yaml
-uses: pypa/cibuildwheel@v1.11.1.post1
+uses: pypa/cibuildwheel@v2.0.0a1
 ```
 
 This is a composite step that just runs cibuildwheel using pipx. You can set command-line options as `with:` parameters, and use `env:` as normal.
@@ -236,7 +236,7 @@ The second option, and the only one that supports other CI systems, is using a `
 
 ```bash
 # requirements-cibw.txt
-cibuildwheel==1.11.1.post1
+cibuildwheel==2.0.0a1
 ```
 
 Then your install step would have `python -m pip install -r requirements-cibw.txt` in it. Your `dependabot.yml` file could look like this:

docs/setup.md

@@ -46,7 +46,7 @@ To build Linux, Mac, and Windows wheels using GitHub Actions, create a `.github/
           - uses: actions/checkout@v2
 
           - name: Build wheels
-            run: pipx run cibuildwheel==1.11.1.post1
+            run: pipx run cibuildwheel==2.0.0a1
 
           - uses: actions/upload-artifact@v2
             with:
@@ -81,7 +81,7 @@ To build Linux, Mac, and Windows wheels using GitHub Actions, create a `.github/
           - uses: actions/setup-python@v2
 
           - name: Install cibuildwheel
-            run: python -m pip install cibuildwheel==1.11.1.post1
+            run: python -m pip install cibuildwheel==2.0.0a1
 
           - name: Build wheels
             run: python -m cibuildwheel --output-dir wheelhouse