Upgrade phf

Author: sfackler

Cargo.toml

@@ -39,7 +39,7 @@ bufstream = "0.1"
 fallible-iterator = "0.1.3"
 hex = "0.2"
 log = "0.3"
-phf = "=0.7.19"
+phf = "=0.7.20"
 postgres-protocol = "0.1"
 bit-vec = { version = "0.4", optional = true }
 chrono = { version = "0.2.14", optional = true }

codegen/Cargo.toml

@@ -4,6 +4,6 @@ version = "0.1.0"
 authors = ["Steven Fackler <[email protected]>"]
 
 [dependencies]
-phf_codegen = "=0.7.19"
+phf_codegen = "=0.7.20"
 regex = "0.1"
 marksman_escape = "0.1"