Further mass cleanup. One or more apply :

- Remove (hopefully) all zero epoch remains.
- Remove trailing spaces and tabs.
- Keep consistency between tabs and spaces.
- Clean up summary.

portaudio.spec

@@ -1,6 +1,3 @@
-# $Id: portaudio.spec 2423 2004-11-05 11:50:06Z dude $
-# Upstream: <portaudio$techweb,rfa,org>
-
 %define real_version v18_1
 
 Summary: Free, cross platform, open-source, audio I/O library
@@ -22,7 +19,7 @@ and will be converted to the native format internally.
 
 
 %prep
-%setup -n %{name}_%{real_version} 
+%setup -n %{name}_%{real_version}
 %{__perl} -pi.orig -e 's|^(LIBINST) = /usr/local/lib|$1 = %{_libdir}|' \
     Makefile.linux