Fixing #18

Signal/src/environment/SGNKeychainUtil.m

@@ -64,7 +64,7 @@
     NSString *lnString = [self stringForKey:LOCAL_NUMBER_KEY];
     checkOperation(lnString != nil );
     PhoneNumber *num = [PhoneNumber tryParsePhoneNumberFromE164:lnString];
-    return num;
+    return lnString?num:nil;
 }
 
 +(Zid *)zid{

Signal/src/view controllers/RegisterViewController.m

@@ -38,6 +38,8 @@
 - (void)viewDidLoad {
     [super viewDidLoad];
     
+    DDLogInfo(@"Opened Registration View");
+
     [self populateDefaultCountryNameAndCode];
     
     _scrollView.contentSize = _containerView.bounds.size;

Signal/src/view controllers/xibs/DialerViewController.xib

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="5053" systemVersion="13C64" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES">
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="5056" systemVersion="13E28" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES">
     <dependencies>
         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="3733"/>
     </dependencies>
@@ -87,7 +87,7 @@
                                 <constraint firstAttribute="width" constant="40" id="CYQ-6u-lWT"/>
                             </constraints>
                         </imageView>
-                        <label opaque="NO" clipsSubviews="YES" contentMode="left" verticalHuggingPriority="249" text="888-888-8888" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="18" customClass="InteractiveLabel">
+                        <label opaque="NO" clipsSubviews="YES" contentMode="left" verticalHuggingPriority="249" text="888-888-8888" lineBreakMode="characterWrap" baselineAdjustment="none" minimumScaleFactor="0.5" translatesAutoresizingMaskIntoConstraints="NO" id="18" customClass="InteractiveLabel">
                             <rect key="frame" x="63" y="4" width="218" height="24"/>
                             <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
                             <fontDescription key="fontDescription" name="HelveticaNeue-Light" family="Helvetica Neue" pointSize="25"/>