Update README and CI config

.circleci/config.yml

@@ -365,6 +365,26 @@ jobs:
       - save_cache:
           key: manylinux2010-x64-assets-{{ .Revision }}
           paths: ~/docker/manylinux2010-x64.tar
+  manylinux2010-x86:
+    <<: *build-settings
+    steps:
+      - restore_cache:
+          key: base-assets-{{ .Revision }}
+      - run:
+         name: manylinux2010-x86 build
+         no_output_timeout: 1.5h
+         command: |
+           docker load -i ~/docker/base.tar
+           make manylinux2010-x86
+           tagged=$(docker images -q -f 'since=dockcross/manylinux2010-x86:latest' --format '{{.Repository}}:{{.Tag}}' | grep manylinux2010-x86)
+           docker save -o ~/docker/manylinux2010-x86.tar dockcross/manylinux2010-x86:latest $tagged
+      - run:
+         name: manylinux2010-x86 test
+         command: |
+           make manylinux2010-x86.test
+      - save_cache:
+          key: manylinux2010-x86-assets-{{ .Revision }}
+          paths: ~/docker/manylinux2010-x86.tar
   windows-static-x64:
     <<: *build-settings
     steps:

README.rst

@@ -197,6 +197,14 @@ dockcross/manylinux2010-x64
   Also has support for the dockcross script, and it has installations of CMake, Ninja, and `scikit-build <http://scikit-build.org>`_. For CMake, it sets `MANYLINUX2010` to "TRUE" in the toolchain.
 
 
+.. |manylinux2010-x86-images| image:: https://images.microbadger.com/badges/image/dockcross/manylinux2010-x86.svg
+  :target: https://microbadger.com/images/dockcross/manylinux2010-x86
+
+dockcross/manylinux2010-x86
+  |manylinux2010-x86-images| Docker `manylinux2010 <https://github.com/pypa/manylinux>`_ image for building Linux i686 `Python wheel packages <http://pythonwheels.com/>`_. It includes Python 2.7, 3.4, 3.5, 3.6, 3.7 and 3.8.
+  Also has support for the dockcross script, and it has installations of CMake, Ninja, and `scikit-build <http://scikit-build.org>`_. For CMake, it sets `MANYLINUX2010` to "TRUE" in the toolchain.
+
+
 .. |manylinux1-x64-images| image:: https://images.microbadger.com/badges/image/dockcross/manylinux1-x64.svg
   :target: https://microbadger.com/images/dockcross/manylinux1-x64