Rename module escapei to escape and made it public directly

I have no idea why such a complex module structure was used

Author: Mingun

src/escapei.rs src/escape.rs

@@ -56,13 +56,7 @@
 pub mod de;
 pub mod encoding;
 pub mod errors;
-mod escapei;
-pub mod escape {
-    //! Manage xml character escapes
-    pub use crate::escapei::{
-        escape, minimal_escape, partial_escape, unescape, unescape_with, EscapeError,
-    };
-}
+pub mod escape;
 pub mod events;
 pub mod name;
 pub mod reader;

src/lib.rs

@@ -4,7 +4,7 @@
 //! [as defined]: https://www.w3.org/TR/xmlschema11-1/#Simple_Type_Definition
 
 use crate::errors::serialize::DeError;
-use crate::escapei::_escape;
+use crate::escape::_escape;
 use crate::se::{Indent, QuoteLevel};
 use serde::ser::{
     Impossible, Serialize, SerializeSeq, SerializeTuple, SerializeTupleStruct,