* ChangeLog: Follow spelling conventions.

	* ChangeLog.2: Likewise.
	* ChangeLog.4: Likewise.
	* ChangeLog.5: Likewise.
	* cppexp.c: Likewise.
	* df.c: Likewise.
	* gcov.c: Likewise.
	* gengtype.c: Likewise.
	* reload1.c: Likewise.
	* sched-rgn.c: Likewise.
	* stmt.c: Likewise.
	* stor-layout.c: Likewise.
	* timevar.c: Likewise.
	* toplev.c: Likewise.
	* tree.h: Likewise.
	* varasm.c: Likewise.
	* config/fr30/fr30.md: Likewise.
	* config/i386/i386.c: Likewise.
	* config/ia64/ia64.c: Likewise.
	* config/pa/pa.c: Likewise.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@60281 138bc75d-0d04-0410-961f-82ee72b054a4