Merge pull request #158 from dkonurov/master

correted tabled and fix bugs for holidays
Merge pull request #159 from dkonurov/master

public attr added
Merge pull request #160 from dkonurov/master

separate javascript and rename $obj
fixes permission 'timeoffs_add' and table on the main
Merge pull request #161 from dupon21/master

fixes permission 'timeoffs_add' and table on the main
conflict merge