Bug: show series values and name

[idoraquel]

It seems it doesn't matter either we set TRUE or FALSE to methods:

Series::setShowValue();
Series::setShowSeriesName();

It present by default even we set false

Type: ODP (Ubuntu 16.04) LibreOffice

[Progi1984]

Link to PR #332

[Progi1984]

Merged in develop branch.