Merge pull request #1 from GStoykov/master

union
Revert "comment"

This reverts commit d1a7d638558ca6be0a3bcd1eb42d3f7e92450020.
roll
Revert "roll"

This reverts commit 7514498022fc25d552a2a07d6352a93cbf116219.
added test class

lol
Test
Merge remote-tracking branch 'lala/master'