Trim excess whitespace

.clang-format

@@ -19,7 +19,7 @@ AlwaysBreakBeforeMultilineStrings: false
 AlwaysBreakTemplateDeclarations: MultiLine
 BinPackArguments: true
 BinPackParameters: true
-BraceWrapping:   
+BraceWrapping:
   AfterClass:      false
   AfterControlStatement: false
   AfterEnum:       false
@@ -55,12 +55,12 @@ DerivePointerAlignment: false
 DisableFormat:   false
 ExperimentalAutoDetectBinPacking: false
 FixNamespaceComments: true
-ForEachMacros:   
+ForEachMacros:
   - foreach
   - Q_FOREACH
   - BOOST_FOREACH
 IncludeBlocks:   Preserve
-IncludeCategories: 
+IncludeCategories:
   - Regex:           '^"(llvm|llvm-c|clang|clang-c)/'
     Priority:        2
   - Regex:           '^(<|"(gtest|isl|json)/)'
@@ -111,10 +111,9 @@ SpacesInCStyleCastParentheses: false
 SpacesInParentheses: false
 SpacesInSquareBrackets: false
 Standard:        Cpp11
-StatementMacros: 
+StatementMacros:
   - Q_UNUSED
   - QT_REQUIRE_VERSION
 TabWidth:        8
 UseTab:          Never
 ...
-

README.rst

@@ -421,7 +421,7 @@ multi-file mode
 
 Before download starts, a complete directory structure is created if
 needed. By default, aria2 opens at most 100 files mentioned in
-.torrent file, and directly writes to and reads from these files. 
+.torrent file, and directly writes to and reads from these files.
 The number of files to open simultaneously can be controlled by
 ``--bt-max-open-files`` option.