Fix EGit bug for samba drive

edit smb.conf :

37d36
< 89c88 < --- > unix extensions = no
98,99c97,102
< create mask =0750 < directory mask = 0750 --- > force create mode =770
> force directory mode = 770
> create mode = 770
> directory mode = 770
> ; security mode = 0770
> ; force security mode = 0
106,107c109
< < ; Trying to fix EGit problem.. --- > delete readonly = yes