Add and Enable Operator Precedence Mode [a] (enable by default), e.g. correctly ordered maths calculations (v2.8), and fix brackets (expressions don't work f they are too complex), and ***fix minuses***
Function ReadXmlSettings - simpler clone of ReadSettings, reads XML and builds data hierachically.
Function ReadIniSettings - simpler clone of ReadSettings, reads INI and builds data semi-hierachically.
Functions that can return a value, e.g. FILE_EXISTS