Remove unused code files and cosmetic changes

Following files were no longer used in the build and are deleted:
   src/arch/x86/init/entry.S
   src/arch/x86/init/ldscript.ld

Also fix ugly whitespace in code copyrights and comments.

Change-Id: Ia6360b0ffc227f372d5f997495697a101f7ad81b
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/440
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
3 files changed