Feature morph (#62)

* Disable windows CI (because of hmatrix)
* Implement ear-clip triangulation.
* Implement common framework for polygon morphing.
* Draft implementations of compatible triangulation and mesh smoothing.
* Implement least-work morphing.
* Implement as-rigid-as-possible morphing.
* Implement SSSP.
* Draft article about polygon morphing.

Former-commit-id: f6f19f58b9dd58c655bcca0ed2d65f72726f0a06

.azure/azure-osx-template.yml

@@ -10,12 +10,12 @@ jobs:
         BUILD: stack
         STACK_YAML: stack.yaml
         ARGS: --pedantic
-      stack-lts-12:
+      stack-lts-14:
         BUILD: stack
-        STACK_YAML: stack-lts-12.yaml
-      stack-lts-11:
+        STACK_YAML: stack-lts-14.yaml
+      stack-lts-13:
         BUILD: stack
-        STACK_YAML: stack-lts-11.yaml
+        STACK_YAML: stack-lts-13.yaml
     maxParallel: 6
   steps:
   - task: Cache@2
@@ -25,12 +25,14 @@ jobs:
       cacheHitVar: CACHE_RESTORED
     displayName: Cache stack root
   - script: |
+      # brew install gcc
+      # brew install lapack
       mkdir -p ~/.local/bin
       curl -skL https://get.haskellstack.org/stable/osx-x86_64.tar.gz | tar xz --strip-components=1 --include '*/stack' -C ~/.local/bin;
       export PATH=$HOME/.local/bin:$PATH
-      stack --install-ghc test $ARGS --only-dependencies
+      stack --install-ghc test $ARGS --flag reanimate:test --only-dependencies
       stack ./examples/counter.hs check
-      stack test $ARGS --flag reanimate:test
+      stack test --flag reanimate:test --test-arguments="-j2"
     env:
       OS_NAME: ${{ parameters.os }}
     displayName: 'Installation ${{parameters.os}} & Test'