refactoring methods, so we have one method instead of 3 (getDetails, getWikiData, getData (from StatsApi))
Merge branch 'dev' into API-refactoring
getTopUser refactor so the cache is refreshed when limit does not match actual cached number
adding extended param to getList, refactoring get wiki data
introducing limit for top users
restoring previous caching
introducing static limit
Merge branch 'PLA-451' into API-refactoring
adding deprecated comment to docs
setting new getDetails
restoring old wiki data method, some fixes
removing old getDetails
removing extended param
data from wiki model will be acquired in service now, changes in caching, empty results wont be returned
moving WikiModel methods to WikiService
adding expand param
adding expand param to getList method for articles
Merge branch 'dev' into API-refactoring

Conflicts:
	includes/wikia/api/ArticlesApiController.class.php
adding strict ordering to articles details expander, expand param for getTop
small cleaning, docs updated