PHOENIX-1237

repair bug

fix test ClientTimeArithmeticQueryIT.testCoalesceFunction

Revert "fix test ClientTimeArithmeticQueryIT.testCoalesceFunction"

This reverts commit bff9bc411235283025b83c02e6f03ae5498b1c84.

update test

update imports

evaluating tru only if children was evaluated

update coalesce input params validating

drop table after test

revert pom changes