Added clang-format file.

.clang-format

@@ -0,0 +1,97 @@
+---
+Language:        Cpp
+BasedOnStyle:  LLVM
+AccessModifierOffset: -4
+# AlignAfterOpenBracket: Align
+AlignConsecutiveAssignments: true
+AlignConsecutiveDeclarations: true
+AlignEscapedNewlinesLeft: true
+# AlignOperands:   true
+# AlignTrailingComments: true
+AllowAllParametersOfDeclarationOnNextLine: false
+AllowShortBlocksOnASingleLine: true
+AllowShortCaseLabelsOnASingleLine: true
+# AllowShortFunctionsOnASingleLine: All
+# AllowShortIfStatementsOnASingleLine: false
+# AllowShortLoopsOnASingleLine: false
+# AlwaysBreakAfterDefinitionReturnType: None
+# AlwaysBreakAfterReturnType: None
+# AlwaysBreakBeforeMultilineStrings: false
+AlwaysBreakTemplateDeclarations: true
+# BinPackArguments: true
+# BinPackParameters: true
+BraceWrapping:
+  AfterClass:      false
+  AfterControlStatement: true
+  AfterEnum:       false
+  AfterFunction:   true
+  AfterNamespace:  true
+  AfterObjCDeclaration: true
+  AfterStruct:     true
+  AfterUnion:      true
+  BeforeCatch:     true
+  BeforeElse:      true
+  IndentBraces:    false
+# BreakBeforeBinaryOperators: None
+BreakBeforeBraces: Custom
+# BreakBeforeTernaryOperators: true
+# BreakConstructorInitializersBeforeComma: false
+# BreakAfterJavaFieldAnnotations: false
+# BreakStringLiterals: true
+ColumnLimit:     0
+# CommentPragmas:  '^ IWYU pragma:'
+# ConstructorInitializerAllOnOneLineOrOnePerLine: false
+ConstructorInitializerIndentWidth: 8
+ContinuationIndentWidth: 8
+# Cpp11BracedListStyle: true
+# DerivePointerAlignment: false
+# DisableFormat:   false
+# ExperimentalAutoDetectBinPacking: false
+# ForEachMacros:   [ foreach, Q_FOREACH, BOOST_FOREACH ]
+IncludeCategories:
+ - Regex:           '^<(experimental)/'
+   Priority:        2
+ - Regex:           '^(<|"(boost)/)'
+   Priority:        3
+ - Regex:           '^<'
+   Priority:        4
+ - Regex:           '.*'
+   Priority:        1
+# IncludeIsMainRegex: '$'
+# IndentCaseLabels: false
+IndentWidth:     4
+# IndentWrappedFunctionNames: false
+# JavaScriptQuotes: Leave
+# JavaScriptWrapImports: true
+# KeepEmptyLinesAtTheStartOfBlocks: true
+# MacroBlockBegin: ''
+# MacroBlockEnd:   ''
+# MaxEmptyLinesToKeep: 1
+# NamespaceIndentation: None
+# ObjCBlockIndentWidth: 2
+# ObjCSpaceAfterProperty: false
+# ObjCSpaceBeforeProtocolList: true
+# PenaltyBreakBeforeFirstCallParameter: 19
+# PenaltyBreakComment: 300
+# PenaltyBreakFirstLessLess: 120
+# PenaltyBreakString: 1000
+# PenaltyExcessCharacter: 1000000
+# PenaltyReturnTypeOnItsOwnLine: 60
+# PointerAlignment: Right
+ReflowComments:  false
+# SortIncludes:    true
+# SpaceAfterCStyleCast: false
+# SpaceAfterTemplateKeyword: true
+# SpaceBeforeAssignmentOperators: true
+# SpaceBeforeParens: ControlStatements
+# SpaceInEmptyParentheses: false
+# SpacesBeforeTrailingComments: 1
+# SpacesInAngles:  false
+# SpacesInContainerLiterals: true
+# SpacesInCStyleCastParentheses: false
+# SpacesInParentheses: false
+# SpacesInSquareBrackets: false
+# Standard:        Cpp11
+TabWidth:        4
+UseTab:          ForIndentation
+...