Stop LevelDeserializer from coercing values too early.

When deserializing types such as TupleStructs, if the `Level`
value is a map, let's call `visit_map` instead of coercing it
to a sequence immediately.

1 files changed, 1 insertions, 0 deletions

diff --git a/Cargo.toml b/Cargo.toml
index e4f3af7..da6c987 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -27,6 +27,7 @@ url = "1.0.0"
 [dev-dependencies]
 csv = "0.15"
 rand = "0.3"
+serde_json = "1.0.2"
 serde_urlencoded = "0.4"
 
 [lib]