FakeRequest doesn't allow to return different body depending on the url

[dmzaytsev]

FakeRequest doesn't allow to return different RequestBody depending on the url.
Needs to add new methods to FakeRequest

    public FakeRequest withBody(final String regexp, final String text) {
    }

    public FakeRequest withBody(final String regexp, final byte[] body) {
    } 

[dmzaytsev]

@yegor256 @dmarkov could you please assign this task to me?

[yegor256]

@dmarkov please assign @dmzaytsev to this task

[dmarkov]

@dmzaytsev this task will get someone's attention soon

[dmarkov]

@dmzaytsev thanks for the ticket, your account was topped for 15 mins, payment 55972701

[dmarkov]

@dmarkov please assign @dmzaytsev to this task

@yegor256 OK @dmzaytsev please start, the task is yours

[dmzaytsev]

@dmarkov the PR here #83 please find someone to review. Thanks.

[dmzaytsev]

@dmarkov I am closing the task
the reason:

yegor256 commented an hour ago
@dmzaytsev I would just close it. no need to develop all this in jcabi-http if we have Takes

[dmarkov]

@dmzaytsev I added 30 mins to your account, many thanks for working with the project! The completion time here was 56747190.. +30 to your rating, your total score is +1182