Adjust clang-format style

Author: chfast

.clang-format

@@ -1,7 +1,7 @@
 ---
 Language:        Cpp
 BasedOnStyle:  Chromium
-AccessModifierOffset: -4
+AccessModifierOffset: -2
 AlignAfterOpenBracket: DontAlign
 BinPackParameters: true
 BraceWrapping:
@@ -33,9 +33,10 @@ IncludeCategories:
     Priority:        4
 IncludeIsMainRegex: '(Test)?$'
 IndentCaseLabels: false
-IndentWidth:     4
+IndentWidth:     2
+ContinuationIndentWidth: 4
 MaxEmptyLinesToKeep: 2
 PenaltyBreakAssignment: 1
 PenaltyBreakComment: 50
-TabWidth:        4
+TabWidth:        2
 ...