acinclude.m4: Fix spelling error of "separate" as "seperate".

config:
	* acinclude.m4: Fix spelling error of "separate" as "seperate".

gcc:
	* ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
	genmultilib, toplev.c: Fix spelling errors of "separate" as
	"seperate", and corresponding spelling errors of related words.

gcc/ada:
	* 5oosinte.adb: Fix spelling error of "separate" as "seperate".

gcc/testsuite:
	* gcc.c-torture/unsorted/unsorted.exp, lib/file-format.exp: Fix
	spelling errors of "separate" as "seperate".

libffi:
	* src/x86/ffi.c: Fix spelling error of "separate" as "seperate".

libjava:
	* defineclass.cc, java/awt/image/ColorModel.java,
	java/awt/image/SampleModel.java, java/lang/Package.java,
	java/security/cert/X509Extension.java: Fix spelling errors of
	"separate" as "seperate", and corresponding spelling errors of
	related words.

libstdc++-v3:
	* docs/html/22_locale/locale.html, docs/html/faq/index.html: Fix
	spelling errors of "separate" as "seperate", and corresponding
	spelling errors of related words.
	* docs/html/faq/index.txt: Regenerate.

From-SVN: r46063