clang-format: update to latest from docs repo

This is from openbmc/docs/style/cpp/.clang-format

Other OpenBMC repos are doing the same.

Tested: Built and validator passed.
Change-Id: Ief26c755c9ce012823e16a506342b0547a53517a
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
diff --git a/.clang-format b/.clang-format
index d17cf52..52ac0a1 100644
--- a/.clang-format
+++ b/.clang-format
@@ -5,7 +5,7 @@
 AlignAfterOpenBracket: Align
 AlignConsecutiveAssignments: false
 AlignConsecutiveDeclarations: false
-AlignEscapedNewlinesLeft: false
+AlignEscapedNewlines: Right
 AlignOperands:   true
 AlignTrailingComments: true
 AllowAllParametersOfDeclarationOnNextLine: true
@@ -14,14 +14,13 @@
 AllowShortFunctionsOnASingleLine: None
 AllowShortIfStatementsOnASingleLine: false
 AllowShortLoopsOnASingleLine: false
-AlwaysBreakAfterDefinitionReturnType: None
 AlwaysBreakAfterReturnType: None
 AlwaysBreakBeforeMultilineStrings: false
-AlwaysBreakTemplateDeclarations: false
+AlwaysBreakTemplateDeclarations: Yes
 BinPackArguments: true
 BinPackParameters: true
 BraceWrapping:
-  AfterCaseLabel: true
+  AfterCaseLabel:  true
   AfterClass:      true
   AfterControlStatement: true
   AfterEnum:       true
@@ -30,20 +29,27 @@
   AfterObjCDeclaration: true
   AfterStruct:     true
   AfterUnion:      true
+  AfterExternBlock: true
   BeforeCatch:     true
   BeforeElse:      true
   IndentBraces:    false
+  SplitEmptyFunction:   false
+  SplitEmptyRecord:     false
+  SplitEmptyNamespace:  false
 BreakBeforeBinaryOperators: None
 BreakBeforeBraces: Custom
 BreakBeforeTernaryOperators: true
 BreakConstructorInitializers: AfterColon
+BreakInheritanceList: AfterColon
+BreakStringLiterals: true
 ColumnLimit:     80
 CommentPragmas:  '^ IWYU pragma:'
+CompactNamespaces: false
 ConstructorInitializerAllOnOneLineOrOnePerLine: false
 ConstructorInitializerIndentWidth: 4
 ContinuationIndentWidth: 4
 Cpp11BracedListStyle: true
-DerivePointerAlignment: true
+DerivePointerAlignment: false
 PointerAlignment: Left
 DisableFormat:   false
 ExperimentalAutoDetectBinPacking: false
@@ -52,17 +58,21 @@
 IncludeBlocks: Regroup
 IncludeCategories:
   - Regex:           '^[<"](gtest|gmock)'
-    Priority:        5
+    Priority:        7
   - Regex:           '^"config.h"'
     Priority:        -1
-  - Regex:           '^".*\.hpp"'
+  - Regex:           '^".*\.h"'
     Priority:        1
-  - Regex:           '^<.*\.h>'
+  - Regex:           '^".*\.hpp"'
     Priority:        2
-  - Regex:           '^<.*'
+  - Regex:           '^<.*\.h>'
     Priority:        3
-  - Regex:           '.*'
+  - Regex:           '^<.*\.hpp>'
     Priority:        4
+  - Regex:           '^<.*'
+    Priority:        5
+  - Regex:           '.*'
+    Priority:        6
 IndentCaseLabels: true
 IndentWidth:     4
 IndentWrappedFunctionNames: true
@@ -80,12 +90,17 @@
 PenaltyBreakString: 1000
 PenaltyExcessCharacter: 1000000
 PenaltyReturnTypeOnItsOwnLine: 60
-PointerAlignment: Right
 ReflowComments:  true
 SortIncludes:    true
+SortUsingDeclarations: true
 SpaceAfterCStyleCast: false
+SpaceAfterTemplateKeyword: true
 SpaceBeforeAssignmentOperators: true
+SpaceBeforeCpp11BracedList: false
+SpaceBeforeCtorInitializerColon: true
+SpaceBeforeInheritanceColon: true
 SpaceBeforeParens: ControlStatements
+SpaceBeforeRangeBasedForLoopColon: true
 SpaceInEmptyParentheses: false
 SpacesBeforeTrailingComments: 1
 SpacesInAngles:  false
@@ -93,7 +108,8 @@
 SpacesInCStyleCastParentheses: false
 SpacesInParentheses: false
 SpacesInSquareBrackets: false
-Standard:        Cpp11
+Standard:        Latest
 TabWidth:        4
 UseTab:          Never
 ...
+