Add compat entries

Author: tencnivel

Project.toml

@@ -16,3 +16,14 @@ Tables = "bd369af6-aec1-5ad0-b16a-f7cc5008161c"
 TickTock = "9ff05d80-102d-5586-aa04-3a8bd1a90d20"
 TimeZones = "f269a46b-ccf7-5d73-abea-4c690281aa53"
 UUIDs = "cf7118a7-6976-5b1a-9a39-7adc72f591a4"
+
+[compat]
+julia = "1"
+DataFrames = ">=0.19.0"
+JSON = ">=0.21"
+LibPQ = ">=1.1.0"
+Query = ">=1.0.0"
+StringCases = ">=0.0.1"
+Tables = ">=1.0.0"
+TickTock = ">=1.0.0"
+TimeZones = ">=1.3.0"