Fixed buggy file upload container

[waridrox]

Fixes #1840

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[jywarren]

Oh this is great. Are you basically driving everything in JS now to get past the issue? Thanks!

[waridrox]

Oh this is great. Are you basically driving everything in JS now to get past the issue? Thanks!

Yes sir, absolutely 😄

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[jywarren]

Fantastic work, thank you!!!!!