Now "max_cstate=" instead of "acpi_cstate_limit="
Delete redundant static cstate flags .c2 and .c3

http://bugme.osdl.org/show_bug.cgi?id=3549
   
   For static processor driver, boot cmdline:
   processor.max_cstate=2
   
   For processor module, /etc/modprobe.conf:
   options processor max_cstate=2
   or
   # modprobe processor max_cstate=2
   
   From kernel or kernel module:
   #include <linux/acpi.h>
   acpi_set_cstate_limit(2);
 
Suggested-by: Pavel Machek
Signed-off-by: Len Brown <len.brown@intel.com>