Big white-space cleanup.

This commit gets rid of a huge amount of silly white-space issues.
Especially, all sequences of SPACEs followed by TAB characters get
removed (unless they appear in print statements).

Also remove all embedded "vim:" and "vi:" statements which hide
indentation problems.

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/cpu/ppc4xx/i2c.c b/cpu/ppc4xx/i2c.c
index 47c264e..d8be2ce 100644
--- a/cpu/ppc4xx/i2c.c
+++ b/cpu/ppc4xx/i2c.c
@@ -61,7 +61,7 @@
 	/* write 1 in IRQP IRQD LA ICT XFRA to clear these fields */
 	out_8((u8 *)IIC_EXTSTS, 0x8F);
 
-    	/* Place chip in the reset state */
+	/* Place chip in the reset state */
 	out_8((u8 *)IIC_XTCNTLSS, IIC_XTCNTLSS_SRST);
 
 	/* Check if bus is free */