Removed ambiguous characters

scrbl/keystore.scrbl

@@ -4,7 +4,7 @@
 
 @defmodule[keystore]
 
-A small persistent key–value store backed by SQLite. Keys and values
+A small persistent key-value store backed by SQLite. Keys and values
 may be arbitrary Racket values and are stored using transparent
 serialization.
 
@@ -69,7 +69,7 @@ Returns all keys in the store.
 
 @defproc[(ks-key-values [ks keystore?]) (listof (cons/c any/c any/c))]{
 
-Returns all key–value pairs as cons cells.
+Returns all key-value pairs as cons cells.
 }
 
 @section{Glob Queries}
@@ -100,7 +100,7 @@ Returns raw key rows in the form:
 
 @defproc[(ks-key-values-raw [ks keystore?]) list?]{
 
-Returns raw key–value rows in the form:
+Returns raw key-value rows in the form:
 
 @racketblock[
 (list key-string str-key value-string)