Reads icon theme file from range of IniLikeReader, e.g. acquired from iniLikeFileReader or iniLikeStringReader.
inilike.file.IniLikeReadException if error occured while parsing.
See Implementation
Reads icon theme file from range of IniLikeReader, e.g. acquired from iniLikeFileReader or iniLikeStringReader.