xhore(i18n): add new strings
chore(i18n): pull translations from transifex
Updated food items
feat(valentine): remove valentine event
fix(items): fix mage ultimate per bonus #2880
chore(i18n): upload Russian locale and update Italian and Polish
fix(i18n): add string and remove old one
fix(pets): Saddle is not edible

Textual tweak for Market and Pets tab
added mysteryItem entries for subscription page
Merge pull request #158 from thepeopleseason/github-habitrpg-2832

Updated subscription text to include Mystery Item monthly perk.
chore(i18n): update challenge wording, fixes #132
Merge pull request #151 from baconsaur/develop

Updated food items
Merge pull request #157 from denis-sokolov/issue-2880

fix(items): fix mage ultimate per bonus #2880
fix(checklists): Improved checklist popover text

Wordy, but clearer and more accurate than the previous help text.

Fixes HabitRPG/habitrpg/#2894
chore(i18n): add swedish and slovak, update other locales
chore(i18n): copy right files for swedish and slovak, was using german and russian files. Update other locales
chore(grunt): grunt with new food images
chore(static): update static links
chore(i18n): update locales
fix(css spritesheet): prevent duplication of css in customizer.css