remove splash-logo, use neutral splash-color

deltachat-ios/Assets.xcassets/splash-logo.imageset/Contents.json

@@ -1,23 +0,0 @@
-{
-  "images" : [
-    {
-      "idiom" : "universal",
-      "filename" : "delta-chat@1x.png",
-      "scale" : "1x"
-    },
-    {
-      "idiom" : "universal",
-      "filename" : "delta-chat@2x.png",
-      "scale" : "2x"
-    },
-    {
-      "idiom" : "universal",
-      "filename" : "delta-chat@3x.png",
-      "scale" : "3x"
-    }
-  ],
-  "info" : {
-    "version" : 1,
-    "author" : "xcode"
-  }
-}

deltachat-ios/Base.lproj/LaunchScreen.storyboard

@@ -1,11 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="14460.31" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" launchScreen="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="01J-lp-oVM">
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="14490.70" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" launchScreen="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="01J-lp-oVM">
     <device id="retina4_7" orientation="portrait">
         <adaptation id="fullscreen"/>
     </device>
     <dependencies>
         <deployment identifier="iOS"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="14460.20"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="14490.49"/>
         <capability name="Safe area layout guides" minToolsVersion="9.0"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
@@ -17,20 +17,7 @@
                     <view key="view" contentMode="scaleToFill" id="Ze5-6b-2t3">
                         <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
-                        <subviews>
-                            <imageView userInteractionEnabled="NO" contentMode="scaleAspectFit" horizontalHuggingPriority="251" verticalHuggingPriority="251" image="splash-logo" translatesAutoresizingMaskIntoConstraints="NO" id="Y54-lv-TD5">
-                                <rect key="frame" x="132" y="231" width="111" height="205"/>
-                                <constraints>
-                                    <constraint firstAttribute="width" constant="111" id="P5k-Xd-i89"/>
-                                </constraints>
-                            </imageView>
-                        </subviews>
-                        <color key="backgroundColor" red="0.31764705882352939" green="0.28627450980392155" blue="1" alpha="1" colorSpace="custom" customColorSpace="displayP3"/>
-                        <constraints>
-                            <constraint firstItem="Y54-lv-TD5" firstAttribute="top" secondItem="6Tk-OE-BBY" secondAttribute="top" constant="211" id="5Pj-Mr-aB4"/>
-                            <constraint firstItem="Y54-lv-TD5" firstAttribute="centerY" secondItem="Ze5-6b-2t3" secondAttribute="centerY" id="NUE-Pa-dbQ"/>
-                            <constraint firstItem="Y54-lv-TD5" firstAttribute="centerX" secondItem="Ze5-6b-2t3" secondAttribute="centerX" id="Ort-Ty-sUq"/>
-                        </constraints>
+                        <color key="backgroundColor" cocoaTouchSystemColor="groupTableViewBackgroundColor"/>
                         <viewLayoutGuide key="safeArea" id="6Tk-OE-BBY"/>
                     </view>
                 </viewController>
@@ -39,7 +26,4 @@
             <point key="canvasLocation" x="53" y="375"/>
         </scene>
     </scenes>
-    <resources>
-        <image name="splash-logo" width="200" height="200"/>
-    </resources>
 </document>