Bug 937499 - [Settings] Update input type and trigger showing keyboard for certain subpanels. r=arthurcc

Use correct type and inputmode for input fields from the following panels:
- Wi-Fi->Connect with WPS
- Cellular & Data->Data settings
- Cellular & Data->Message settings
- Cellular & Data->A-GPS settings

Trigger showing the keyboard for the following subpanels:
- Call Settings->Voicemail
- Bluetooth->Rename my device
Merge pull request #14236 from mihai/bug_937499

Bug 937499 - [Settings] Update input type and trigger showing keyboard ... r=@crh0716