Bug with adjacent-month days in next or previous year 
Bug with adjacent-month days in next or previous year 

Hi again :), i try fix bug here, there setted wrong class "next-month" or "last-month" to adjacent-month days, when they in next or previous year.
joubertredrat/CLNDR,ykshao/CLNDR,ykshao/CLNDR,MadAnd/CLNDR,WangRex/CLNDR,kapke/CLNDR,WangRex/CLNDR,AleksandrChukhray/CLNDR,Klaudit/CLNDR,masterweb121/CLNDR,AleksandrChukhray/CLNDR,MadAnd/CLNDR,kylestetz/CLNDR,joubertredrat/CLNDR,kapke/CLNDR,Klaudit/CLNDR,masterweb121/CLNDR,kylestetz/CLNDR