Add ability to choose page size and orientation in pdf templates

[sgaved]

Description

Modify the current pdf templates so that you can choose the page size and orientation of the pdf. Addresses suggestion #628

Motivation and Context

Allows users to create pdfs in formats other than A4 Portrait.

How To Test This

Create a new template and modify the orientation and page size, then create a pdf.

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Final checklist

• My code follows the code style of this project found here.
• My change requires a change to the documentation.
• I have read the How to Contribute guidelines.

[horus68]

Why not creating an A3 size?
I'm waiting for this PR to be merged!

[immhub]

Hello, i changed my files but when i hit save it does not do anything. (white page)
Please Help

[sgaved]

@immhub you would need to do a repair and rebuild and execute the query if you added this manually

[immhub]

Sorry for the noob question but what query do i have to execute ?

tkx in advanced 👍

[immhub]

Found it .... tks very much 🥇 👍

[samus-aran]

PDF-templates: Allow selection of page format and orientation per template