Require tagsoup 0.14.3 - closes #4282.

This fixes an HTML tokenization bug whereby comments
were sometimes consumed with open tags.

pandoc.cabal

@@ -365,7 +365,7 @@ library
                  pandoc-types >= 1.17.3 && < 1.18,
                  aeson >= 0.7 && < 1.3,
                  aeson-pretty >= 0.8 && < 0.9,
-                 tagsoup >= 0.14.2 && < 0.15,
+                 tagsoup >= 0.14.3 && < 0.15,
                  base64-bytestring >= 0.1 && < 1.1,
                  zlib >= 0.5 && < 0.7,
                  skylighting >= 0.5.1 && < 0.7,

stack.lts9.yaml

@@ -27,4 +27,5 @@ extra-deps:
 - tagsoup-0.14.2
 - hs-bibutils-6.2.0.1
 - pandoc-citeproc-0.14
+- tagsoup-0.14.3
 resolver: lts-9.14

stack.yaml

@@ -19,6 +19,7 @@ extra-deps:
 - ansi-terminal-0.7.1.1
 - tasty-1.0.0.1
 - texmath-0.10.1.1
+- tagsoup-0.14.3
 ghc-options:
    "$locals": -fhide-source-paths
 resolver: lts-10.3