Be sure to reset settings changes before each package is merged.

svn path=/main/branches/2.0/; revision=2107
diff --git a/bin/emerge b/bin/emerge
index b1a8f4e..a8d8174 100755
--- a/bin/emerge
+++ b/bin/emerge
@@ -1827,6 +1827,7 @@
 
 			self.pkgsettings["EMERGE_FROM"] = x[0][:]
 			self.pkgsettings.backup_changes("EMERGE_FROM")
+			self.pkgsettings.reset()
 
 			#buildsyspkg: Check if we need to _force_ binary package creation
 			issyspkg = ("buildsyspkg" in myfeat) \