This adds config for seperate directories for the various uploading options -(Solves- #335)

[pranav1698]

Checklist

• [x] I have read the Contribution & Best practices Guide and my PR follows them.
• [x] There is a corresponding issue for this pull request.
• [x] My branch is up-to-date with the Upstream master branch.
• [ ] The unit tests pass locally with my changes (provide a screenshot or link for test)
• [ ] I have added tests that prove my fix is effective or that my feature works
• [ ] I have added necessary documentation (if appropriate)

Short description of what this resolves:

Previously the app was having configuration of the uploads directory only

Changes proposed in this pull request:

• Configuration for wallpapers, logos, zip files is added in the app

Fixes #335 The scope of this pr is to add configuration for various folder according to different uploading options This pr is a part of the pr #303 ; beacause it contained a lot of changes I am trying to break the changes with multiple pr's

[pranav1698]

@tabesin, please review