[!] CocoaPods could not find compatible versions for pod "VoiceConvert":
In snapshot (Podfile.lock):
VoiceConvert (= 1.0.0)
In Podfile:
VoiceConvert (from `https://github.com/DamianSheldon/VoiceConvert.git`)
None of your spec sources contain a spec satisfying the dependencies: `VoiceConvert (from `https://github.com/DamianSheldon/VoiceConvert.git`), VoiceConvert (= 1.0.0)`.
You have either:
* out-of-date source repos which you can update with `pod repo update` or with `pod install --repo-update`.
* mistyped the name or version.
* not added the source repo that hosts the Podspec to your Podfile
