Cmsplugin-yandex-maps

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*fix preset generate issue
*update divio integration

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*fix icon caption

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* fix save placement button icon
* fix README

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* return README.rst for divio support
* remove LANGUAGE_CODE from template(unnecessary can do bugs)

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* remove jQuery from plugin template(see instalation)
* change map placment from page edit mod
* "drag & drop" placemarks from page edit mod
* add standalone placemark by right click on map in page edit mod

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* improved clusterisation
* improved routing
* add collections