2012-01-18   Sasikantha babu   <address@hidden>
	* utils.c (convert_to_bits): Added new function convert_to_bits to
	          convert bytes to bits
	* retr.c (calc_rate): Modified the function to handle --bits option
	  and download rate calculated as bits per sec (SI-prefix) for --bits otherwise 
	  bytes (IEC-prefix).
		(retr_rate): Rates will display in bits per sec for --bits
	* options.h (struct opt): Added --bit option bool variable bits_fmt
	* main.c (print_help) : Added help for --bit
	* init.c: Defined command for --bit option