Fixed "zero divide" error occured on symbols with rare specifications.

Support of the new hob-file format 1.2 is added.

Starting from build 1930 MetaQuotes broke MQL5 back compatibility with MqlBookInfo structure by adding new field volume_real into it.

This version of the product supports new structure format, but it will not work on older builds.

New input parameters for color gradients are added: ColorPositive, ColorNegative, ColorPositiveSmall, ColorNegativeSmall. Also another input parameter CharSize is added. It defines the size of marks ("width" of indicator buffers) - by default -1 (which means that the sizes vary proportinal to volumes, as in the version 1.0), can be a value from 1 to 5;