Fixing Storyboard warnings.

Signal/src/Storyboard/Storyboard.storyboard

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="6254" systemVersion="14B25" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" initialViewController="tuk-0x-yCb">
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="6254" systemVersion="14C109" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" initialViewController="tuk-0x-yCb">
     <dependencies>
         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="6247"/>
         <capability name="Alignment constraints with different attributes" minToolsVersion="5.1"/>
@@ -404,7 +404,7 @@
                                 <segue destination="hxR-Pc-Gxm" kind="showDetail" id="dB4-oM-uSL"/>
                             </connections>
                         </barButtonItem>
-                        <barButtonItem key="rightBarButtonItem" image="add-conversation" width="100" style="plain" id="Oft-fU-tf5">
+                        <barButtonItem key="rightBarButtonItem" image="add-conversation" width="100" id="Oft-fU-tf5">
                             <inset key="imageInsets" minX="-10" minY="0.0" maxX="10" maxY="0.0"/>
                             <color key="tintColor" red="1" green="1" blue="1" alpha="1" colorSpace="calibratedRGB"/>
                             <connections>
@@ -3036,8 +3036,7 @@ A0 09 9A FF A8 8A 09 99</string>
                                                 <exclude reference="aPy-KQ-lfQ"/>
                                             </mask>
                                         </variation>
-                                        <variation key="heightClass=regular-widthClass=compact" misplaced="YES">
-                                            <rect key="frame" x="-1" y="0.0" width="401" height="32"/>
+                                        <variation key="heightClass=regular-widthClass=compact">
                                             <mask key="constraints">
                                                 <include reference="aPy-KQ-lfQ"/>
                                             </mask>
@@ -4734,9 +4733,6 @@ A0 09 9A FF A8 8A 09 99</string>
                                             <fontDescription key="fontDescription" type="boldSystem" pointSize="17"/>
                                             <color key="textColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
                                             <nil key="highlightedColor"/>
-                                            <variation key="heightClass=regular-widthClass=compact" misplaced="YES">
-                                                <rect key="frame" x="10" y="274" width="130" height="20.5"/>
-                                            </variation>
                                         </label>
                                     </subviews>
                                     <color key="backgroundColor" white="1" alpha="1" colorSpace="calibratedWhite"/>