fix compat

Author: pfitzseb

Project.toml

@@ -12,12 +12,12 @@ UUIDs = "cf7118a7-6976-5b1a-9a39-7adc72f591a4"
 WebIO = "0f1e0344-ec1d-5b48-a673-e5cf874b6c29"
 
 [compat]
-julia = "0.7, 1"
-JSExpr = "1"
+JSExpr = "0.4, 0.5"
 JSON = "0.18, 0.19, 0.20, 0.21"
 Observables = "0.2"
 Tables = "1"
 WebIO = "0.8"
+julia = "0.7, 1"
 
 [extras]
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"