Real Housing from Improvements 2.1

* Fix for the last update for April 2021 game version - 1.0.12.9.

* Update for April 2021 game version - 1.0.12.9.

* Update for January 2021 game version - 1.0.9.9.

* Update for October 2020 game version - 1.0.6.9.

* Update for July 2020 game version - 1.0.3.31.

* Update for June 2020 game version - 1.0.2.39.

* Update for May 2020 game version - 1.0.1.501 and for Gran Colombia and Maya DLC.

* Fix for Hot Seat games.
* Fixes for updating data when tile yields changed.

* Removed possible lags when update data on tile yields changed.

* Fixed bugs with wrong Turns Until Growth and Growth Threshold display.

* Minor changes to previously added fix of a bug with wrong turns until growth calculation when growth threshold is less than 0,01.
* Fixed a bug whith wrong Growth Threshold display.

* Fixed crash issue.

* Update for September 2019 game version - 1.0.0.341.

* Fixed housing for Monasteries in Gathering Storm.

* Updated modinfo to properly work with Rise and Fall and Gathering Storm Expansions.
* Fixed bug whith wrong turns until growth calculation when growth threshold <= 0. Fixed only for CityPanel and CityPanelOverview. CityBanners still show wrong values in these cases.

* Update for June 2019 game version - 1.0.0.328.

* Fixed Seasteads and Golf Courses weren't counted when calculating housing from improvements.
* Fixed described bug function to correctly calculate housing for cities with the same IDs.

Update for April 2019 game version - 1.0.0.314.

Update: now compatible with Gathering Storm Expansion

Fixed modinfo to properly work with Vanilla game without R&F.