Applying some optimizations

- also add clang-format and editorconfig file

.clang-format

@@ -0,0 +1,89 @@
+# Copyright (c) 2016 Thomas Heller
+# Copyright (c) 2016 Hartmut Kaiser
+#
+# Distributed under the Boost Software License, Version 1.0. (See accompanying
+# file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+---
+AccessModifierOffset: -4
+AlignAfterOpenBracket: DontAlign
+AlignConsecutiveAssignments: false
+AlignConsecutiveDeclarations: false
+AlignEscapedNewlinesLeft: true
+AlignOperands: false
+AlignTrailingComments: true
+AllowAllParametersOfDeclarationOnNextLine: false
+AllowShortBlocksOnASingleLine: false
+AllowShortCaseLabelsOnASingleLine: false
+AllowShortFunctionsOnASingleLine: Empty
+AllowShortIfStatementsOnASingleLine: false
+AllowShortLoopsOnASingleLine: false
+AlwaysBreakAfterDefinitionReturnType: None
+AlwaysBreakAfterReturnType: None
+AlwaysBreakBeforeMultilineStrings: false
+AlwaysBreakTemplateDeclarations: true
+#BinPackArguments: true
+#BinPackParameters: true
+BraceWrapping:
+    AfterClass: true
+    AfterControlStatement: false
+    AfterEnum: true
+    AfterFunction: false
+    AfterNamespace: false
+    AfterStruct: true
+    AfterUnion: true
+    BeforeCatch: false
+    BeforeElse: false
+    IndentBraces: false
+BreakBeforeBinaryOperators: None
+BreakBeforeBraces: Custom
+BreakBeforeTernaryOperators: false
+BreakConstructorInitializersBeforeComma: true
+BreakStringLiterals: true
+ColumnLimit: 100
+CommentPragmas: "///"
+ConstructorInitializerAllOnOneLineOrOnePerLine: false
+ConstructorInitializerIndentWidth: 2
+ContinuationIndentWidth: 4
+Cpp11BracedListStyle: true
+DerivePointerAlignment: false
+ExperimentalAutoDetectBinPacking: false
+# ForEachMacros: ['']
+IncludeCategories:
+  - Regex:           '^<.*'
+    Priority:        1
+  - Regex:           '.*'
+    Priority:        2
+# IncludeIsMainRegex: ''
+IndentCaseLabels: false
+IndentWidth: 4
+IndentWrappedFunctionNames: false
+KeepEmptyLinesAtTheStartOfBlocks: false
+Language: Cpp
+# MacroBlockBegin: ''
+# MacroBlockEnd: ''
+MaxEmptyLinesToKeep: 1
+NamespaceIndentation: Inner
+PenaltyBreakBeforeFirstCallParameter: 1
+PenaltyBreakComment: 300
+PenaltyBreakFirstLessLess: 120
+PenaltyBreakString: 1000
+PenaltyExcessCharacter: 1000000
+PenaltyReturnTypeOnItsOwnLine: 200
+PointerAlignment: Left
+ReflowComments: true
+SortIncludes: true
+SpaceAfterCStyleCast: true
+SpaceBeforeAssignmentOperators: true
+SpaceBeforeParens: ControlStatements
+SpaceInEmptyParentheses: false
+SpacesBeforeTrailingComments: 4
+SpacesInAngles: false
+SpacesInCStyleCastParentheses: false
+SpacesInContainerLiterals: true
+SpacesInParentheses: false
+SpacesInSquareBrackets: false
+Standard: Cpp11
+TabWidth: 4
+UseTab: Never
+...

.editorconfig

@@ -0,0 +1,15 @@
+; Copyright (c) 2013 Hartmut Kaiser
+;
+; Distributed under the Boost Software License, Version 1.0. (See accompanying
+; file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+; Download plugins for your favorite editor at editorconfig.org
+
+root = true
+
+[*]
+indent_style = space
+indent_size = 4
+charset = latin1
+trim_trailing_whitespace = true
+insert_final_newline = true