Remove redundant loading of URI::QueryParam.

And credit @jwarlander for the new Exasol implementation!

Author: theory

Changes

@@ -3,6 +3,7 @@ Revision history for Perl extension URI::db.
 0.18
       - Added URI::redshift to support db:redshift: URIs, thanks to a pull
         request from Steve Caldwell (PR #12).
+      - Added URI::exasol, thanks to Johan Wärlander.
 
 0.17  2016-02-03T18:35:33Z
       - Added URI::_ado, which subclasses URI::_odbc to provide a `dbi_dsn()`

lib/URI/_odbc.pm

@@ -12,8 +12,6 @@ sub _dbi_param_map {
     # Just return the DSN if no host or port.
     return [ DSN => scalar $self->dbname ] unless $host || $port;
 
-    # Fetch the driver from the query params.
-    require URI::QueryParam;
     return (
         [ Server   => $host                        ],
         [ Port     => $port || $self->default_port ],

lib/URI/exasol.pm

@@ -12,8 +12,6 @@ sub _dbi_param_map {
     # Just return the DSN if no host or port.
     return [ DSN => scalar $self->dbname ] unless $host || $port;
 
-    # Fetch the driver from the query params.
-    require URI::QueryParam;
     return (
         [ EXAHOST   => $host                        ],
         [ EXAPORT   => $port || $self->default_port ],