diff --git a/iOS/Base.lproj/Main.storyboard b/iOS/Base.lproj/Main.storyboard
index e1e7ce6..ecda3b6 100644
--- a/iOS/Base.lproj/Main.storyboard
+++ b/iOS/Base.lproj/Main.storyboard
@@ -1,9 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="17701" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES" initialViewController="BN3-Y7-zvx">
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="19529" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES" initialViewController="BN3-Y7-zvx">
     <device id="retina4_7" orientation="portrait" appearance="light"/>
     <dependencies>
         <deployment identifier="iOS"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="17703"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="19519"/>
+        <capability name="System colors in document resources" minToolsVersion="11.0"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <scenes>
@@ -39,14 +40,14 @@
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
                         <subviews>
                             <searchBar contentMode="redraw" translatesAutoresizingMaskIntoConstraints="NO" id="CMc-ZN-RAn">
-                                <rect key="frame" x="0.0" y="44" width="375" height="56"/>
+                                <rect key="frame" x="0.0" y="44" width="375" height="51"/>
                                 <textInputTraits key="textInputTraits"/>
                                 <connections>
                                     <outlet property="delegate" destination="P19-6i-fpd" id="G7P-7f-gbO"/>
                                 </connections>
                             </searchBar>
                             <tableView clipsSubviews="YES" contentMode="scaleToFill" alwaysBounceVertical="YES" dataMode="prototypes" style="plain" separatorStyle="default" rowHeight="44" sectionHeaderHeight="28" sectionFooterHeight="28" translatesAutoresizingMaskIntoConstraints="NO" id="eoq-EJ-t3s">
-                                <rect key="frame" x="0.0" y="100" width="375" height="567"/>
+                                <rect key="frame" x="0.0" y="95" width="375" height="572"/>
                                 <color key="backgroundColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
                                 <connections>
                                     <outlet property="dataSource" destination="P19-6i-fpd" id="1sa-qY-oQx"/>
@@ -54,7 +55,7 @@
                                 </connections>
                             </tableView>
                         </subviews>
-                        <color key="backgroundColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
+                        <color key="backgroundColor" systemColor="systemBackgroundColor"/>
                         <constraints>
                             <constraint firstItem="CMc-ZN-RAn" firstAttribute="leading" secondItem="5FM-eD-86d" secondAttribute="leading" id="7Bh-lK-dcW"/>
                             <constraint firstItem="CMc-ZN-RAn" firstAttribute="trailing" secondItem="eoq-EJ-t3s" secondAttribute="trailing" id="GIn-iQ-Hld"/>
@@ -233,7 +234,7 @@
                                         <rect key="frame" x="0.0" y="186" width="375" height="44"/>
                                         <autoresizingMask key="autoresizingMask"/>
                                         <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" tableViewCell="Oqt-88-vl9" id="j4y-Zr-ep4">
-                                            <rect key="frame" x="0.0" y="0.0" width="348" height="44"/>
+                                            <rect key="frame" x="0.0" y="0.0" width="350.5" height="44"/>
                                             <autoresizingMask key="autoresizingMask"/>
                                             <subviews>
                                                 <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Key file" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="Uyw-CW-atj">
@@ -246,7 +247,7 @@
                                                     <nil key="highlightedColor"/>
                                                 </label>
                                                 <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="None" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="wv8-GU-ahj">
-                                                    <rect key="frame" x="124" y="11.5" width="215" height="21"/>
+                                                    <rect key="frame" x="124" y="11.5" width="217.5" height="21"/>
                                                     <fontDescription key="fontDescription" type="system" pointSize="17"/>
                                                     <nil key="textColor"/>
                                                     <nil key="highlightedColor"/>
@@ -308,7 +309,7 @@
                         <color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
                         <prototypes>
                             <tableViewCell clipsSubviews="YES" contentMode="scaleToFill" preservesSuperviewLayoutMargins="YES" selectionStyle="default" indentationWidth="10" id="QAR-8T-qhV">
-                                <rect key="frame" x="0.0" y="28" width="375" height="43.5"/>
+                                <rect key="frame" x="0.0" y="44.5" width="375" height="43.5"/>
                                 <autoresizingMask key="autoresizingMask"/>
                                 <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" preservesSuperviewLayoutMargins="YES" insetsLayoutMarginsFromSafeArea="NO" tableViewCell="QAR-8T-qhV" id="u3r-6g-c9v">
                                     <rect key="frame" x="0.0" y="0.0" width="375" height="43.5"/>
@@ -632,5 +633,8 @@
         <systemColor name="groupTableViewBackgroundColor">
             <color red="0.94901960784313721" green="0.94901960784313721" blue="0.96862745098039216" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
         </systemColor>
+        <systemColor name="systemBackgroundColor">
+            <color white="1" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
+        </systemColor>
     </resources>
 </document>