Adds config files for clang-format and clang-tidy

.clang-format

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+---
+Language: Cpp
+BasedOnStyle: ''
+
+# Basic indentation and spacing rules:
+IndentWidth: 4
+ContinuationIndentWidth: 4
+TabWidth: 4
+UseCRLF: false
+UseTab: Never
+ColumnLimit: 80
+MaxEmptyLinesToKeep: 3
+
+IndentCaseLabels: true
+IndentCaseBlocks: false
+IndentGotoLabels: true
+IndentPPDirectives: None
+IndentExternBlock: AfterExternBlock
+IndentWrappedFunctionNames: true
+
+AlignConsecutiveAssignments:
+  # The column at which the = starts is constant among a block of definitions.
+  Enabled: true
+  AcrossEmptyLines: true
+  AcrossComments: true
+  AlignCompound: true
+  PadOperators: true
+AlignConsecutiveBitFields:
+  Enabled: true
+  AcrossEmptyLines: false
+  AcrossComments: false
+AlignConsecutiveDeclarations:
+  # The column at which the name starts is constant among a block of declarations / definitions.
+  Enabled: true
+  AcrossEmptyLines: true
+  AcrossComments: false
+AlignConsecutiveMacros:
+  Enabled: true
+  AcrossEmptyLines: false
+  AcrossComments: true
+
+# configure braces and parens:
+BraceWrapping:
+  AfterEnum: false # The { is on the same line as the struct, union or enum keyword.
+  AfterStruct: false # The { is on the same line as the struct, union or enum keyword.
+  AfterUnion: false # The { is on the same line as the struct, union or enum keyword.
+  AfterFunction: false # The { is on the same line as the ).
+
+  AfterCaseLabel: false
+  AfterControlStatement: Never
+
+  AfterExternBlock: false
+  BeforeElse: false
+  BeforeWhile: false
+  IndentBraces: false
+  SplitEmptyFunction: true
+  SplitEmptyRecord: true
+
+# configure general code:
+
+# The = has at least one space to the left and one space to the right.
+SpaceBeforeAssignmentOperators: true
+
+# configure pointers:
+
+PointerAlignment: Right # The * is at the function name and has at least one space from the type before it.
+QualifierAlignment: Right # The const is to the left of the type (unless the pointer is also a constant).
+SpaceAroundPointerQualifiers: After
+
+# include sorting:
+
+SortIncludes: CaseInsensitive
+IncludeBlocks: Regroup
+IncludeCategories:
+  # External headers
+  - Regex: '^\<('
+    Priority: 3
+    SortPriority: 0
+    CaseSensitive: false
+
+  # System headers
+  - Regex: '^\<(std.*|inttypes)'
+    Priority: 2
+    SortPriority: 0
+    CaseSensitive: false
+
+  # Assume project header
+  - Regex: '^\".*'
+    Priority: 1
+    SortPriority: 0
+    CaseSensitive: false
+
+# all other options
+
+# all arguments on one or on a separate line, use closing parens on separate line
+BinPackArguments: false
+BinPackParameters: false
+AlignAfterOpenBracket: BlockIndent
+AllowAllArgumentsOnNextLine: false
+
+BitFieldColonSpacing: Both # int bf : 2;
+
+AlignEscapedNewlines: Right
+
+AllowShortCaseLabelsOnASingleLine: true # don't split up "case x: return value;"
+
+BreakBeforeTernaryOperators: true
+
+# default values:
+
+# AlignArrayOfStructures: None
+# AlignOperands: Align
+# AlignTrailingComments: true
+# AllowAllParametersOfDeclarationOnNextLine: true
+# AllowShortEnumsOnASingleLine: true
+# AllowShortBlocksOnASingleLine: Never
+# AllowShortFunctionsOnASingleLine: None
+# AllowShortIfStatementsOnASingleLine: Never
+# AllowShortLoopsOnASingleLine: false
+# AlwaysBreakAfterDefinitionReturnType: None
+# AlwaysBreakAfterReturnType: None
+# AlwaysBreakBeforeMultilineStrings: false
+# BreakBeforeBinaryOperators: None
+# BreakBeforeBraces: Attach
+# BreakStringLiterals: true
+# CommentPragmas: '^ IWYU pragma:'
+
+# ExperimentalAutoDetectBinPacking: false
+# IncludeIsMainRegex: '(Test)?$'
+# IncludeIsMainSourceRegex: ''
+# InsertBraces: false
+# InsertTrailingCommas: None
+# KeepEmptyLinesAtTheStartOfBlocks: true
+# ReflowComments: true
+# RequiresClausePosition: OwnLine
+# SeparateDefinitionBlocks: Leave
+
+# SpaceAfterCStyleCast: false
+# SpaceAfterLogicalNot: false
+# SpaceBeforeCaseColon: false
+# SpaceBeforeParens: ControlStatements
+# SpaceBeforeParensOptions:
+#   AfterControlStatements: true
+#   AfterForeachMacros: true
+#   AfterFunctionDefinitionName: false
+#   AfterFunctionDeclarationName: false
+#   AfterIfMacros: true
+#   AfterOverloadedOperator: false
+#   AfterRequiresInClause: false
+#   AfterRequiresInExpression: false
+#   BeforeNonEmptyParentheses: false
+# SpaceBeforeRangeBasedForLoopColon: true
+# SpaceInEmptyBlock: false
+# SpaceInEmptyParentheses: false
+# SpacesBeforeTrailingComments: 1
+# SpacesInAngles: Never
+# SpacesInConditionalStatement: false
+# SpacesInContainerLiterals: true
+# SpacesInCStyleCastParentheses: false
+# SpacesInLineCommentPrefix:
+#   Minimum: 1
+#   Maximum: -1
+# SpacesInParentheses: false
+# SpacesInSquareBrackets: false
+# SpaceBeforeSquareBrackets: false
+
+# Configure some special macros:
+AttributeMacros:
+  - NORETURN
+  - PURE
+  - COLD
+  - HOT
+  - FORCEINLINE
+  - SECTION
+WhitespaceSensitiveMacros:
+  - comptime_stringify
+# ForEachMacros:
+#   - foreach
+#   - Q_FOREACH
+#   - BOOST_FOREACH
+# IfMacros:
+#   - KJ_IF_MAYBE
+# StatementMacros:
+#   - Q_UNUSED
+#   - QT_REQUIRE_VERSION
+# StatementAttributeLikeMacros:
+#   - FALLTHROUGH
+# MacroBlockBegin: ''
+# MacroBlockEnd: ''
+---
+

.clang-tidy

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+---
+Checks:          'clang-diagnostic-*,clang-analyzer-*,readability-identifier-naming,bugprone-*,modernize-*,performance-*'
+WarningsAsErrors: ''
+HeaderFilterRegex: ''
+AnalyzeTemporaryDtors: false
+CheckOptions:
+
+  # naming 
+  readability-identifier-naming.StructCase: 'lower_case'
+  readability-identifier-naming.MemberCase: 'lower_case'
+  readability-identifier-naming.ConstantCase: 'lower_case'
+  readability-identifier-naming.ConstantParameterCase: 'lower_case'
+  readability-identifier-naming.ConstantPointerParameterCase: 'lower_case'
+  readability-identifier-naming.EnumCase: 'lower_case'
+  readability-identifier-naming.EnumConstantCase: 'UPPER_CASE'
+  readability-identifier-naming.FunctionCase: 'lower_case'
+  readability-identifier-naming.GlobalConstantCase: 'lower_case'
+  readability-identifier-naming.GlobalConstantPointerCase: 'lower_case'
+  readability-identifier-naming.GlobalFunctionCase: 'lower_case'
+  readability-identifier-naming.GlobalPointerCase: 'lower_case'
+  readability-identifier-naming.GlobalVariableCase: 'lower_case'
+  readability-identifier-naming.LocalConstantCase: 'lower_case'
+  readability-identifier-naming.LocalConstantPointerCase: 'lower_case'
+  readability-identifier-naming.FunctionCase: 'lower_case'
+  readability-identifier-naming.LocalPointerCase: 'lower_case'
+  readability-identifier-naming.LocalVariableCase: 'lower_case'
+  # readability-identifier-naming.MacroDefinitionCase: ['lower_case','UPPER_CASE'] # We cannot use that as we have variable macro casing
+  readability-identifier-naming.ParameterCase: 'lower_case'
+  readability-identifier-naming.ParameterPackCase: 'lower_case'
+  readability-identifier-naming.PointerParameterCase: 'lower_case'
+  readability-identifier-naming.StaticConstantCase: 'lower_case'
+  readability-identifier-naming.StaticVariableCase: 'lower_case'
+  readability-identifier-naming.TypeAliasCase: 'lower_case'
+  readability-identifier-naming.TypedefCase: 'lower_case'
+  readability-identifier-naming.TypedefIgnoredRegexp: 'va_list' # regex of accepted violations
+  readability-identifier-naming.FunctionCase: 'lower_case'
+  readability-identifier-naming.UnionCase: 'lower_case'
+  readability-identifier-naming.VariableCase: 'lower_case'
+
+  # Types have no prefix:
+  readability-identifier-naming.StructPrefix: ''
+  readability-identifier-naming.UnionPrefix: ''
+  readability-identifier-naming.EnumPrefix: ''
+  readability-identifier-naming.TypedefPrefix: ''
+
+  # Types have an '_t' suffix:
+  readability-identifier-naming.StructSuffix: '_t'
+  readability-identifier-naming.UnionSuffix: '_t'
+  readability-identifier-naming.EnumSuffix: '_t'
+  readability-identifier-naming.TypedefSuffix: '_t'
+
+
+
+  # defined by default
+  llvm-else-after-return.WarnOnConditionVariables: 'false'
+  modernize-loop-convert.MinConfidence: reasonable
+  modernize-replace-auto-ptr.IncludeStyle: llvm
+  cert-str34-c.DiagnoseSignedUnsignedCharComparisons: 'false'
+  google-readability-namespace-comments.ShortNamespaceLines: '10'
+  cert-err33-c.CheckedFunctions: '::aligned_alloc;::asctime_s;::at_quick_exit;::atexit;::bsearch;::bsearch_s;::btowc;::c16rtomb;::c32rtomb;::calloc;::clock;::cnd_broadcast;::cnd_init;::cnd_signal;::cnd_timedwait;::cnd_wait;::ctime_s;::fclose;::fflush;::fgetc;::fgetpos;::fgets;::fgetwc;::fopen;::fopen_s;::fprintf;::fprintf_s;::fputc;::fputs;::fputwc;::fputws;::fread;::freopen;::freopen_s;::fscanf;::fscanf_s;::fseek;::fsetpos;::ftell;::fwprintf;::fwprintf_s;::fwrite;::fwscanf;::fwscanf_s;::getc;::getchar;::getenv;::getenv_s;::gets_s;::getwc;::getwchar;::gmtime;::gmtime_s;::localtime;::localtime_s;::malloc;::mbrtoc16;::mbrtoc32;::mbsrtowcs;::mbsrtowcs_s;::mbstowcs;::mbstowcs_s;::memchr;::mktime;::mtx_init;::mtx_lock;::mtx_timedlock;::mtx_trylock;::mtx_unlock;::printf_s;::putc;::putwc;::raise;::realloc;::remove;::rename;::scanf;::scanf_s;::setlocale;::setvbuf;::signal;::snprintf;::snprintf_s;::sprintf;::sprintf_s;::sscanf;::sscanf_s;::strchr;::strerror_s;::strftime;::strpbrk;::strrchr;::strstr;::strtod;::strtof;::strtoimax;::strtok;::strtok_s;::strtol;::strtold;::strtoll;::strtoul;::strtoull;::strtoumax;::strxfrm;::swprintf;::swprintf_s;::swscanf;::swscanf_s;::thrd_create;::thrd_detach;::thrd_join;::thrd_sleep;::time;::timespec_get;::tmpfile;::tmpfile_s;::tmpnam;::tmpnam_s;::tss_create;::tss_get;::tss_set;::ungetc;::ungetwc;::vfprintf;::vfprintf_s;::vfscanf;::vfscanf_s;::vfwprintf;::vfwprintf_s;::vfwscanf;::vfwscanf_s;::vprintf_s;::vscanf;::vscanf_s;::vsnprintf;::vsnprintf_s;::vsprintf;::vsprintf_s;::vsscanf;::vsscanf_s;::vswprintf;::vswprintf_s;::vswscanf;::vswscanf_s;::vwprintf_s;::vwscanf;::vwscanf_s;::wcrtomb;::wcschr;::wcsftime;::wcspbrk;::wcsrchr;::wcsrtombs;::wcsrtombs_s;::wcsstr;::wcstod;::wcstof;::wcstoimax;::wcstok;::wcstok_s;::wcstol;::wcstold;::wcstoll;::wcstombs;::wcstombs_s;::wcstoul;::wcstoull;::wcstoumax;::wcsxfrm;::wctob;::wctrans;::wctype;::wmemchr;::wprintf_s;::wscanf;::wscanf_s;'
+  cert-oop54-cpp.WarnOnlyIfThisHasSuspiciousField: 'false'
+  cert-dcl16-c.NewSuffixes: 'L;LL;LU;LLU'
+  google-readability-braces-around-statements.ShortStatementLines: '1'
+  cppcoreguidelines-non-private-member-variables-in-classes.IgnoreClassesWithAllMemberVariablesBeingPublic: 'true'
+  google-readability-namespace-comments.SpacesBeforeComments: '2'
+  modernize-loop-convert.MaxCopySize: '16'
+  modernize-pass-by-value.IncludeStyle: llvm
+  modernize-use-nullptr.NullMacros: 'NULL'
+  llvm-qualified-auto.AddConstToQualified: 'false'
+  modernize-loop-convert.NamingStyle: CamelCase
+  llvm-else-after-return.WarnOnUnfixable: 'false'
+  google-readability-function-size.StatementThreshold: '800'
+
+
+#  lower_case,
+#  UPPER_CASE,
+#  camelBack,
+#  CamelCase,
+#  camel_Snake_Back,
+#  Camel_Snake_Case,
+#  aNy_CasE.
+