* remove trailing spaces.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56456 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ext/digest/digest.c

@@ -509,7 +509,7 @@ rb_digest_class_init(VALUE self)
  *  typedef int (*rb_digest_hash_init_func_t)(void *);
  *  typedef void (*rb_digest_hash_update_func_t)(void *, unsigned char *, size_t);
  *  typedef int (*rb_digest_hash_finish_func_t)(void *, unsigned char *);
- *  
+ *
  *  typedef struct {
  *    int api_version;
  *    size_t digest_len;
@@ -651,7 +651,7 @@ rb_digest_base_reset(VALUE self)
 }
 
 /*
- * call-seq: 
+ * call-seq:
  *   digest_base.update(string) -> digest_base
  *   digest_base << string -> digest_base
  *

ext/digest/md5/md5init.c

@@ -31,7 +31,7 @@ static const rb_digest_metadata_t md5 = {
  *
  * == Examples
  *  require 'digest'
- *  
+ *
  *  # Compute a complete digest
  *  Digest::MD5.hexdigest 'abc'      #=> "90015098..."
  *

ext/digest/rmd160/rmd160init.c

@@ -29,7 +29,7 @@ static const rb_digest_metadata_t rmd160 = {
  *
  * == Examples
  *  require 'digest'
- *  
+ *
  *  # Compute a complete digest
  *  Digest::RMD160.hexdigest 'abc'      #=> "8eb208f7..."
  *

ext/digest/sha1/sha1init.c

@@ -33,7 +33,7 @@ static const rb_digest_metadata_t sha1 = {
  *
  * == Examples
  *  require 'digest'
- *  
+ *
  *  # Compute a complete digest
  *  Digest::SHA1.hexdigest 'abc'      #=> "a9993e36..."
  *

ext/digest/sha2/lib/sha2.rb

@@ -28,18 +28,18 @@ module Digest
   #
   # ==Examples
   #  require 'digest'
-  #  
+  #
   #  # Compute a complete digest
   #  Digest::SHA2.hexdigest 'abc'          # => "ba7816bf8..."
   #  Digest::SHA2.new(256).hexdigest 'abc' # => "ba7816bf8..."
   #  Digest::SHA256.hexdigest 'abc'        # => "ba7816bf8..."
-  #  
+  #
   #  Digest::SHA2.new(384).hexdigest 'abc' # => "cb00753f4..."
   #  Digest::SHA384.hexdigest 'abc'        # => "cb00753f4..."
-  #  
+  #
   #  Digest::SHA2.new(512).hexdigest 'abc' # => "ddaf35a19..."
   #  Digest::SHA512.hexdigest 'abc'        # => "ddaf35a19..."
-  #  
+  #
   #  # Compute digest by chunks
   #  sha2 = Digest::SHA2.new               # =>#<Digest::SHA2:256>
   #  sha2.update "ab"