back_end.adb, [...]: Minor reformatting

back_end.adb, [...]: Minor reformatting

2008-03-26  Robert Dewar  <dewar@adacore.com>

	* back_end.adb, back_end.ads: Minor reformatting

	* bindgen.adb: Minor clarification of comments

	* fname.ads: Minor comment fixes

	* g-altive.ads, g-catiio.ads, g-trasym.ads, prj.ads,
	prj-nmsc.adb, sem_aggr.adb: Minor reformatting

	* xeinfo.adb, xnmake.adb, xsinfo.adb, xtreeprs.adb,
	xsnames.adb: Remove warnings off pragma no longer needed

	* a-catizo.ads, a-calari.ads, a-calfor.adb,
	a-calfor.ads: Fix header.

From-SVN: r133585