updated todo list
	modified:   TODO
Added header guard
	modified:   spreload.c
	new file:   spreload.h
likely/unlikely macros added
Added load() capturing capability via LD_PRELOAD
	modified:   Makefile
	new file:   spreload_profile.c
Added make install/uninstall of spreload/sprofile.so
	modified:   Makefile
Spreload profile now prints absolute paths
	modified:   Makefile
	new file:   spreload-profile
	modified:   spreload_profile.c
spreload-profile now uses sort/unique to remove redundant entries
	modified:   TODO
	modified:   spreload-profile