Update SECURITY.md

Merge pull request #248 from getappbox/develop

develop -> master

Update appbox-bug-report.md

Merge pull request #244 from getappbox/develop

Fix app is not installing due to invalid dropbox direct download URL

Merge pull request #242 from getappbox/v3.0

Fix home view width

Update README.md

Merge pull request #218 from vineetchoudhary/develop

Fixed unable to install app

Merge pull request #196 from vineetchoudhary/develop

Updated Network Errors + Automatic retry option if Create Shared URL failed

Merge pull request #184 from vineetchoudhary/develop

macOS Catalina Support

Merge pull request #168 from vineetchoudhary/develop

 Updated Docs