Merge pull request #47 from mostafaznv/dev

Merge pull request #46 from mostafaznv/v3

docs: update configuration comments for clarity and consistency in `larupload`

GITBOOK-15: No subject

Merge pull request #45 from mostafaznv/v3

fix: purge local copies of original files if `random` secure IDs are enabled

fix: save a local copy of an original file using a correct attachment id

refactor: remove commented-out code in `HandleStylesAction` class

refactor: remove unused `handleFFMpegQueue` method from standalone uploader classes

refactor: remove unused `addOriginalName` method from Blueprint class

test: add exception handling for missing file/model in FFMpeg queue

refactor: remove unused `laruploadAddOriginalName` macro from service provider

refactor: simplify `updateMeta` method by removing redundant parameter and returning URLs

test: add test for setting image processing library in attachments

Merge branch 'dev' into v3