Use dev version of citeproc.

cabal.project

@@ -4,8 +4,8 @@ package pandoc
   flags: +embed_data_files -trypandoc
   ghc-options: -j +RTS -A64m -RTS
 
--- source-repository-package
---     type: git
---     location: https://github.com/jgm/citeproc
---     tag: 0.1.1.1
+source-repository-package
+    type: git
+    location: https://github.com/jgm/citeproc
+    tag:  42b1d154b02435229acbe98ae0f17d01b757ee93
 

stack.yaml

@@ -21,7 +21,10 @@ extra-deps:
 - commonmark-0.1.1.2
 - commonmark-extensions-0.2.0.4
 - commonmark-pandoc-0.2.0.1
-- citeproc-0.2
+#- citeproc-0.2
+- citeproc:
+  git: https://github.com/jgm/citeproc.git
+  commit: 42b1d154b02435229acbe98ae0f17d01b757ee93
 ghc-options:
    "$locals": -fhide-source-paths -Wno-missing-home-modules
 resolver: lts-14.6