Merge pull request #10 from yupe/master

UPD: merge with yupe/master
Merge pull request #11 from yupe/master

UPD: merge with yupe/master
Merge pull request #12 from yupe/master

UPD: merge with yupe/master
Merge pull request #13 from yupe/master

UPD: merge with yupe/master
Merge pull request #14 from yupe/master

UPD: merge with yupe/master
Merge pull request #15 from yupe/master

UPD: merge with yupe/master
Merge pull request #16 from yupe/master

UPD: merge with yupe/master
Merge pull request #17 from yupe/master

UPD: merge with yupe/master
UPD: fixing #469
Merge branch 'master' of github.com:angel-kulikov/yupe
UPD: append #469 to CHANGELOG
UPD: delete alert for previous commit
UPD: correct "if" condition
UPD: fixes
UPD: fixes
Merge pull request #484 from angel-kulikov/master

fixing #469 Зависание при переключении кол-ва записей в гриде