Refs #4278: Copied version 1.5 of copyGitFile to 1.6
Fixes #4278: Made the error messages from download a file from shared folder more explicit
Merge pull request #260 from Kegeruneku/bug_4278/dev/4278_make_download_a_file_from_shared_folder_errors_more_explicit

Fixes #4278: Made the error messages from download a file from shared fo...