[PATCH] W1: possible cleanups

This patch contains the following possible cleanups:
- the following file did't #include the header with the prototypes for
  it's global functions:
  - w1_int.c
- #if 0 the following unused global function:
  - w1_family.c: w1_family_get()
- make the following needlessly global functions static:
  - w1_family.c: __w1_family_put()
  - w1_io.c: w1_delay()
  - w1_io.c: w1_touch_bit()
  - w1_io.c: w1_read_8()
- remove the following unused EXPORT_SYMBOL's:
  - w1_family.c: w1_family_put
  - w1_family.c: w1_family_registered

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Evgeniy Polyakov <johnpol@2ka.mipt.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/w1/w1.h

@@ -187,11 +187,8 @@ struct w1_slave *w1_search_slave(struct w1_reg_num *id);
 void w1_search_process(struct w1_master *dev, u8 search_type);
 struct w1_master *w1_search_master_id(u32 id);
 
-void w1_delay(unsigned long);
-u8 w1_touch_bit(struct w1_master *, int);
 u8 w1_triplet(struct w1_master *dev, int bdir);
 void w1_write_8(struct w1_master *, u8);
-u8 w1_read_8(struct w1_master *);
 int w1_reset_bus(struct w1_master *);
 u8 w1_calc_crc8(u8 *, int);
 void w1_write_block(struct w1_master *, const u8 *, int);