Delete the analysis directory.

Following feedback on the mailing list it seems the contents of the
`beebs/analysis` directory are no longer required.

ChangeLog:

	* analysis/Makefile.am: Deleted.
	* analysis/Makefile.in: Deleted.
	* analysis/all_stats.py: Deleted.
	* analysis/cmd.arm-none-eabi: Deleted.
	* analysis/cmd.avr-unknown-none: Deleted.
	* analysis/instruction_stats.py: Deleted.
	* analysis/simulator.in: Deleted.