fix for previous versions

Where in where not in (fico7489#49)

Merge pull request fico7489#53 from anonim1133/bugfix/joining-on-alias

Fixed bug while joining using aliases

add sort2, sort3 ...

cleanup

Fixes (fico7489#43)

* iteration

* iteration2

* iteration3

* iteration4

* iteration5

* cs

Has many (fico7489#29)

make params mandatory ...

update composer

Update readme