Add clang-format rules

.clang-format

@@ -0,0 +1,50 @@
+---
+BasedOnStyle: WebKit
+AccessModifierOffset: "-4"
+AlignAfterOpenBracket: Align
+AlignEscapedNewlines: Left
+AlignOperands: true
+AllowShortBlocksOnASingleLine: Always
+AllowShortCaseLabelsOnASingleLine: true
+AllowShortIfStatementsOnASingleLine: AllIfsAndElse
+AllowShortLoopsOnASingleLine: true
+BreakBeforeBinaryOperators: NonAssignment
+BreakBeforeBraces: Allman
+BreakBeforeTernaryOperators: false
+BreakInheritanceList: BeforeComma
+BreakStringLiterals: false
+ColumnLimit: "120"
+CommentPragmas: .*
+ContinuationIndentWidth: "0"
+DerivePointerAlignment: true
+EmptyLineBeforeAccessModifier: Always
+IncludeBlocks: Merge
+IndentCaseLabels: true
+IndentPPDirectives: BeforeHash
+IndentWidth: "4"
+IndentWrappedFunctionNames: true
+KeepEmptyLinesAtEOF: true
+KeepEmptyLinesAtTheStartOfBlocks: false
+MaxEmptyLinesToKeep: "2"
+NamespaceIndentation: All
+ObjCSpaceAfterProperty: false
+ObjCSpaceBeforeProtocolList: false
+PackConstructorInitializers: NextLine
+PenaltyBreakAssignment: 20
+ReflowComments: false
+SortIncludes: Never
+SortUsingDeclarations: Never
+SpaceAfterCStyleCast: true
+SpaceAfterTemplateKeyword: false
+SpaceBeforeRangeBasedForLoopColon: false
+SpaceInEmptyBlock: false
+SpacesInAngles: false
+SpacesInContainerLiterals: false
+Standard: Cpp11
+TabWidth: "4"
+UseTab: ForIndentation
+AllowAllConstructorInitializersOnNextLine: true
+ConstructorInitializerAllOnOneLineOrOnePerLine: false
+SpaceInEmptyParentheses: false
+SpacesInCStyleCastParentheses: false
+SpacesInParentheses: false