Nuked almost all trailing white space.

We better do this once and for all instead of cluttering all future
commits with diffs of trailing white spaces.  In the majority of cases
blank or single lines are affected and thus this change won't disturb
a git blame too much.  For future commits the pre-commit scripts
checks that this won't happen again.

g10/compress.c

@@ -35,7 +35,7 @@
 # include <zlib.h>
 # if defined(__riscos__) && defined(USE_ZLIBRISCOS)
 #  include "zlib-riscos.h"
-# endif 
+# endif
 #endif
 
 #include "gpg.h"
@@ -48,7 +48,7 @@
 
 #ifdef __riscos__
 #define BYTEF_CAST(a) ((Bytef *)(a))
-#else 
+#else
 #define BYTEF_CAST(a) (a)
 #endif
 
@@ -140,7 +140,7 @@ init_uncompress( compress_filter_context_t *zfx, z_stream *zs )
      * PGP uses a windowsize of 13 bits. Using a negative value for
      * it forces zlib not to expect a zlib header.  This is a
      * undocumented feature Peter Gutmann told me about.
-     *    
+     *
      * We must use 15 bits for the inflator because CryptoEx uses 15
      * bits thus the output would get scrambled w/o error indication
      * if we would use 13 bits.  For the uncompressing this does not