Implementing Pagination while rendering examples.

[DrizzyOVO]

Fixes #2952

Changes: I added pagination to the sketches section.

I have verified that this pull request:

• has no linting errors (npm run lint)
• has no test errors (npm run test)
• is from a uniquely-named feature branch and is up to date with the develop branch.
• is descriptively named and links to an issue number, i.e. Fixes #123

p5.js.Web.Editor._.Pagination.mp4

[release-com]

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• p5.js-web-editor
  • app-tedc2d9.release.editor.p5js.org/
  • preview-tedc2d9.release.editor.p5js.org/

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[DrizzyOVO]

@lindapaiste what more design is expected? can you explain it please?

[lindapaiste]

@lindapaiste what more design is expected? can you explain it please?

The pagination buttons are a totally new design element so we need to put some thought into what we want them to look like. In my opinion the hot pink is too over-emphasized but I'm not a designer.

[DrizzyOVO]

@lindapaiste I've made a few changes. This ui makes it litter easier for users to navigate.

p5.js.Web.Editor._.Pagination_pc.mp4

p5.js.Web.Editor._.Pagination_mobile.mp4