update base_uploader for newer versions of carrierwave#33

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sktocha wants to merge 5 commits intoleschenko:masterfrom

Commits on Apr 7, 2017

update base_uploader for newer versions of carrierwave
sktocha
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Commits on May 12, 2017

fix
sktocha
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Commits on Dec 13, 2017

fix deprication for inherited_resources
sktocha
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Commits on Jan 3, 2018