Remove trailing whitespaces and change tabs to spaces

env_universal.h

@@ -1,5 +1,5 @@
 /** \file env_universal.h
-	Universal variable client library.
+  Universal variable client library.
 */
 
 #ifndef ENV_UNIVERSAL_H
@@ -17,8 +17,8 @@ extern connection_t env_universal_server;
 /**
    Initialize the envuni library
 */
-void env_universal_init( wchar_t * p, 
-                        wchar_t *u, 
+void env_universal_init( wchar_t * p,
+                        wchar_t *u,
                         void (*sf)(),
                         void (*cb)( fish_message_type_t type, const wchar_t *name, const wchar_t *val ));
 /**
@@ -43,7 +43,7 @@ int env_universal_get_export( const wcstring &name );
 void env_universal_set( const wcstring &name, const wcstring &val, int exportv );
 /**
    Erase a universal variable
-   
+
    \return zero if the variable existed, and non-zero if the variable did not exist
 */
 int env_universal_remove( const wchar_t *name );
@@ -55,14 +55,14 @@ int env_universal_read_all();
 
 /**
    Get the names of all universal variables
-   
+
    \param l the list to insert the names into
    \param show_exported whether exported variables should be shown
    \param show_unexported whether unexported variables should be shown
 */
 void env_universal_get_names2( wcstring_list_t &list,
-							  int show_exported,
-							  int show_unexported );
+                int show_exported,
+                int show_unexported );
 
 /**
    Synchronize with fishd