Relax IP address keyboard

Sub-optimal due to illegal characters. Improve later.

Fixes #103

CHANGELOG.md

@@ -11,6 +11,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Upgrade project to Xcode 11.
 
+### Fixed
+
+- Cannot enter IP addresses in some localizations. [#103](https://github.com/passepartoutvpn/passepartout-ios/issues/103)
+
 ## 1.8.1 (2019-09-15)
 
 ### Added

Passepartout-iOS/Scenes/NetworkSettingsViewController.swift

@@ -340,7 +340,7 @@ extension NetworkSettingsViewController {
             cell.field.placeholder = L10n.Core.Global.Values.none
             cell.field.text = networkSettings.dnsServers?[i]
             cell.field.clearButtonMode = .always
-            cell.field.keyboardType = .decimalPad
+            cell.field.keyboardType = .numbersAndPunctuation
             cell.captionWidth = 160.0
             cell.delegate = self
             cell.field.isEnabled = (networkChoices.dns == .manual)
@@ -359,7 +359,7 @@ extension NetworkSettingsViewController {
             cell.field.placeholder = L10n.Core.Global.Values.none
             cell.field.text = networkSettings.proxyAddress
             cell.field.clearButtonMode = .always
-            cell.field.keyboardType = .decimalPad
+            cell.field.keyboardType = .numbersAndPunctuation
             cell.captionWidth = 160.0
             cell.delegate = self
             cell.field.isEnabled = (networkChoices.proxy == .manual)