Fix stripping of keg-only reasons

Library/Homebrew/formula.rb

@@ -65,14 +65,14 @@ class KegOnlyReason
 
   def to_s
     if @reason == :provided_by_osx
-      <<-EOS.chomp
+      <<-EOS.strip
 Mac OS X already provides this program and installing another version in
 parallel can cause all kinds of trouble.
 
 #{@explanation}
 EOS
     else
-      @reason
+      @reason.strip
     end
   end
 end

Library/Homebrew/install.rb

@@ -5,7 +5,7 @@ def text_for_keg_only_formula f
   <<-EOS
 This formula is keg-only, so it was not symlinked into #{HOMEBREW_PREFIX}.
 
-#{f.keg_only?.strip}
+#{f.keg_only?}
 
 Generally there are no consequences of this for you.
 If you build your own software and it requires this formula, you'll need