Advansed options for NUT config files

Allow add custom options in NUT config files. Raw text, no syntax checking.
Advansed options for NUT config files

Allow add custom options in NUT config files. Raw text, no syntax checking.
Bump NUT package version due to last changes
Bump NUT package version due to last changes
Bump NUT package version due to last changes
Merge pull request #730 from SunStroke74/patch-1
Merge pull request #759 from SunStroke74/patch-5