Modify type names so they don't override built in types

include/emysql.hrl

@@ -33,9 +33,9 @@
 	       port :: number(),
 	       database :: string(),
 	       encoding :: utf8 | latin1 | {utf8, utf8_unicode_ci} | {utf8, utf8_general_ci},
-	       available=queue:new() :: emysql:queue(),
-	       locked=gb_trees:empty() :: emysql:gb_tree(),
-	       waiting=queue:new() :: emysql:queue(),
+	       available=queue:new() :: emysql:t_queue(),
+	       locked=gb_trees:empty() :: emysql:t_gb_tree(),
+	       waiting=queue:new() :: emysql:t_queue(),
 	       start_cmds=[] :: string(),
 	       conn_test_period=0 :: number(),
 	       connect_timeout=infinity :: number() | infinity,

src/emysql.erl

@@ -137,19 +137,19 @@
 -include("emysql.hrl").
 
 -export_type([
-         gb_tree/0,
-         queue/0,
-         dict/0
+         t_gb_tree/0,
+         t_queue/0,
+         t_dict/0
 ]).
 
 -ifdef(namespaced_types).
--type gb_tree() :: gb_trees:tree().
--type queue() :: queue:queue().
--type dict() :: dict:dict().
+-type t_gb_tree() :: gb_trees:tree().
+-type t_queue() :: queue:queue().
+-type t_dict() :: dict:dict().
 -else.
--type gb_tree() :: gb_tree().
--type queue() :: queue().
--type dict() :: dict().
+-type t_gb_tree() :: gb_tree().
+-type t_queue() :: queue().
+-type t_dict() :: dict().
 -endif.
 
 
@@ -686,7 +686,7 @@ result_type(#eof_packet{})    -> eof.
 -spec as_dict(Result) -> Dict
   when
     Result :: #result_packet{},
-    Dict :: emysql:dict().
+    Dict :: t_dict().
 as_dict(Res) -> emysql_conv:as_dict(Res).
 
 

src/emysql_conn_mgr.erl

@@ -40,7 +40,7 @@
 
 -include("emysql.hrl").
 
--record(state, {pools, lockers = dict:new() :: emysql:dict()}).
+-record(state, {pools, lockers = dict:new() :: emysql:t_dict()}).
 
 %%====================================================================
 %% API