Add manylinux2010-x64 image

Since i686 image is not yet available in upstream project, this commit
only add the x64 version.

.circleci/config.yml

@@ -326,6 +326,26 @@ jobs:
       - save_cache:
           key: manylinux1-x86-assets-{{ .Revision }}
           paths: ~/docker/manylinux1-x86.tar
+  manylinux2010-x64:
+    <<: *build-settings
+    steps:
+      - restore_cache:
+          key: base-assets-{{ .Revision }}
+      - run:
+         name: manylinux2010-x64 build
+         no_output_timeout: 1.5h
+         command: |
+           docker load -i ~/docker/base.tar
+           make manylinux2010-x64
+           tagged=$(docker images -q -f 'since=dockcross/manylinux2010-x64:latest' --format '{{.Repository}}:{{.Tag}}' | grep manylinux2010-x64)
+           docker save -o ~/docker/manylinux2010-x64.tar dockcross/manylinux2010-x64:latest $tagged
+      - run:
+         name: manylinux2010-x64 test
+         command: |
+           make manylinux2010-x64.test
+      - save_cache:
+          key: manylinux2010-x64-assets-{{ .Revision }}
+          paths: ~/docker/manylinux2010-x64.tar
   windows-static-x64:
     <<: *build-settings
     steps:
@@ -641,6 +661,18 @@ jobs:
               tagged=$(docker images -q -f 'since=dockcross/manylinux1-x86:latest' --format '{{.Repository}}:{{.Tag}}' | grep manylinux1-x86)
               docker push $tagged
             fi
+      - restore_cache:
+          key: manylinux2010-x64-assets-{{ .Revision }}
+      - deploy:
+          name: Deploy manylinux2010-x64
+          command: |
+            docker load -i ~/docker/manylinux2010-x64.tar
+            if [ "${CIRCLE_BRANCH}" == "master" ]; then
+              docker login -u $DOCKER_USER -p $DOCKER_PASS
+              docker push dockcross/manylinux2010-x64:latest
+              tagged=$(docker images -q -f 'since=dockcross/manylinux2010-x64:latest' --format '{{.Repository}}:{{.Tag}}' | grep manylinux2010-x64)
+              docker push $tagged
+            fi
       - restore_cache:
           key: windows-static-x64-assets-{{ .Revision }}
       - deploy:
@@ -766,6 +798,9 @@ workflows:
         - manylinux1-x86:
             requires:
               - base
+        - manylinux2010-x64:
+            requires:
+              - base
         - windows-static-x64:
             requires:
               - base
@@ -803,6 +838,7 @@ workflows:
               - linux-x86
               - manylinux1-x64
               - manylinux1-x86
+              - manylinux2010-x64
               - windows-static-x64
               - windows-static-x64-posix
               - windows-static-x86