Implementing IJsonConverter

[buchatsky]

1. Implementing IJsonConverter for passing cuscom static converter with two methods:

• revive() for JSON.parse
• replace() for JSON.stringify

2. Implementing a set of Date converters for converting strings to Date object if they match the respective RegExp mask:

• JsonDateOnlyConverter
• JsonDateTimeOffsetConverter
• JsonDateConverter (combines the two)

export interface IJsonConverter {
    // from JSON
    revive?(/*this: any,*/key: string, val: any): any;
    // to JSON
    replace?(/*this: any,*/key: string, value: any): any;
}
...
export class AngularHttpProvider<TConverter extends IJsonConverter | void = void> implements IAjaxProvider<Response> {
    constructor(protected http: HttpClient, protected jsonConverter?: TConverter) { }
...
}

[buchatsky]

Implemented in v1.0.0