Left and right margins of pdfs are equal now.
Added "Ja"/"Nein" columns to Return PDF.
Increased paddings.
Unified padding value for all pdf cells.
Added logo in better resolution.
Removed sign column in dunning pdf.
Changed text of PDFStudentList.
set id for created grades
Merge pull request #757 from B3nRa/LendingPDF#747

Lending pdf#747
Merge pull request #758 from davherrmann/issue#746

set id for created grades
Merge pull request #759 from HumBuch/develop

release version 1.1.13