[BUG] Standalone faultly designed : (i) THE drop-down item is not selectable (ii) single input source not alllowed

[vacarogit]

Steps to reproduce the behavior:

1. Go to Standalone of the neurap modeler PC 'File'
2. Click on 'audio setting'
3. Scroll down to 'input 1 (L) 'input 2 (R) <---
4. See error -
   (i) drop-down item is not selectable
   (ii) single input source not alllowed (but "single input" should be 99% of USE CASES)

Expected behavior

drop-down item should selectable
"single input" should be allowed

Screenshots

If applicable, add screenshots to help explain your problem.

Computer & other info

(please provide the following information):

• OS Windows 7
• Onboard graphics & version NVidia
• Plugin version [e.g. 0.7.13 latese]
• Standalone,
• DAW (if applicable)
• Audio interface [ MOTU M6]
• Sample rate [e.g. 48 kHz]
• Buffer size [ 256 samples]

[sdatkinson]

Duplicates #157