Merge pull request #115 from mlesicko/sr

Sr
Update README.md
Added limit() to DaoFilter. H2 needs it for optimizations.
Added limit() to DaoFilter. H2 needs it for optimizations.
Fixed problem with categories in non-English languages
Merge branch 'master' of https://github.com/shilad/wikAPIdia into sr2
Ported over Category Graph (untested).
Changed CategoryMember to allow Categories to be members of a Category, in line with actual Wikipedia practice.
Ported over CategoryGraph, CategoryDistance, and CategoryBfs (untested).
Changed CategoryMember to allow Categories to be members of a Category, in line with actual Wikipedia practice.
CategoryGraphSimilarity