refactor(generator): split CliParserGenerator.cs into partial files and decompose oversized methods - #69

'SchemaDeprecatedHandlers.SchemaDeprecatedWithMessage()' is obsolete: 'Use schema-deprecated-replacement instead.'

'SchemaDeprecatedHandlers.SchemaDeprecatedSimple()' is obsolete

'SchemaDeprecatedParamArgs.OldName' is obsolete: 'Use --name instead.'

'SchemaDeprecatedParamArgs.OldName' is obsolete: 'Use --name instead.'

'SchemaDeprecatedParamArgs.OldName' is obsolete: 'Use --name instead.'

'SchemaDeprecatedHandlers.SchemaDeprecatedWithMessage()' is obsolete: 'Use schema-deprecated-replacement instead.'

'SchemaDeprecatedHandlers.SchemaDeprecatedSimple()' is obsolete

'SchemaDeprecatedHandlers.SchemaDeprecatedWithMessage()' is obsolete: 'Use schema-deprecated-replacement instead.'

'SchemaDeprecatedHandlers.SchemaDeprecatedSimple()' is obsolete

'SchemaDeprecatedParamArgs.OldName' is obsolete: 'Use --name instead.'

The local function 'Out' is declared but never used