* std/bastring.h (unique): We only need length bytes.
	(c_str): Avoid writing over random memory.
	#include <std/bastring.cc>.
	Lose _G_ALLOC_CONTROL.
	* std/bastring.cc: Likewise.
 	(nilRep): Add initializer for selfish.
	* sinst.cc: Just #include <string>.
Fix a couple of bugs, linux undefined symbol problem.

From-SVN: r17478