[maven-release-plugin] prepare release RoaringBitmap-0.2.2
[maven-release-plugin] prepare release RoaringBitmap-0.2.2

RoaringBitmap/RoaringBitmap,gssiyankai/RoaringBitmap,lemire/RoaringBitmap,okrische/RoaringBitmap,RoaringBitmap/RoaringBitmap,RoaringBitmap/RoaringBitmap,lemire/RoaringBitmap,okrische/RoaringBitmap,RoaringBitmap/RoaringBitmap,gssiyankai/RoaringBitmap,lemire/RoaringBitmap,gssiyankai/RoaringBitmap,lemire/RoaringBitmap,okrische/RoaringBitmap