VOLDEV-34: Parse [[wikilinks]] in Forum/Wall log actions
Return id and name for parent categories, we don't need rest of it
Update only POI categories that were actually changed. Some refactoring.
New line at EOF
Documentation of code
Fixed typo
Shortened two functions
Variables renamed to nouns
Reverted to more readable way of things
Added id attribute to poiCategoriesToDelete input to speed up DOM search
Unit test for organizePoiCategoriesData
Unit tests for validatePoiCategories, validatePoiCategory and validatePoiCategoriesToDelete
Better formatting
VOLDEV-34: CR changes
Unit test for isPoiCategoryChanged method
Merge branch 'dev' of https://github.com/Wikia/app into MOB-2297
Clean up POI categories data after edit
Refactored, commented
Added logging errors
Fixed formatting