Adds meta string to monster cards.

Implements meta method in Monster to return a formatted meta string.
Adds size to edit monster.
Moves monster copy logic to copyFromMonster in the Monster class.
Fixes JSON parsing to set strings to an empty string if they're missing from the json blob.
Makes Monster.size default to an empty string instead of null.
Cleans up some raw strings to use NSLocalizedString instead.

MonsterCards/Base.lproj/Main.storyboard

@@ -190,7 +190,20 @@
                     <view key="view" contentMode="scaleToFill" id="skY-EN-baw">
                         <rect key="frame" x="0.0" y="0.0" width="414" height="896"/>
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <subviews>
+                            <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Label" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="pZa-ia-7UT">
+                                <rect key="frame" x="8" y="96" width="398" height="14.5"/>
+                                <fontDescription key="fontDescription" type="system" pointSize="12"/>
+                                <color key="textColor" systemColor="secondaryLabelColor" red="0.23529411759999999" green="0.23529411759999999" blue="0.26274509800000001" alpha="0.59999999999999998" colorSpace="custom" customColorSpace="sRGB"/>
+                                <nil key="highlightedColor"/>
+                            </label>
+                        </subviews>
                         <color key="backgroundColor" systemColor="systemBackgroundColor" cocoaTouchSystemColor="whiteColor"/>
+                        <constraints>
+                            <constraint firstItem="WIX-Yu-LXJ" firstAttribute="trailing" secondItem="pZa-ia-7UT" secondAttribute="trailing" constant="8" id="8F1-nO-xrO"/>
+                            <constraint firstItem="pZa-ia-7UT" firstAttribute="leading" secondItem="WIX-Yu-LXJ" secondAttribute="leading" constant="8" id="9Yo-N3-VeP"/>
+                            <constraint firstItem="pZa-ia-7UT" firstAttribute="top" secondItem="WIX-Yu-LXJ" secondAttribute="top" constant="8" id="GZ7-bL-EbS"/>
+                        </constraints>
                         <viewLayoutGuide key="safeArea" id="WIX-Yu-LXJ"/>
                     </view>
                     <navigationItem key="navigationItem" id="U0U-wB-eVJ">
@@ -200,6 +213,9 @@
                             </connections>
                         </barButtonItem>
                     </navigationItem>
+                    <connections>
+                        <outlet property="monsterMeta" destination="pZa-ia-7UT" id="QEV-cs-IEk"/>
+                    </connections>
                 </viewController>
                 <placeholder placeholderIdentifier="IBFirstResponder" id="lvO-c7-FKV" userLabel="First Responder" customClass="UIResponder" sceneMemberID="firstResponder"/>
             </objects>
@@ -276,7 +292,7 @@
         </scene>
     </scenes>
     <inferredMetricsTieBreakers>
-        <segue reference="Ob1-Gh-ZDQ"/>
+        <segue reference="W6E-7q-Wzb"/>
     </inferredMetricsTieBreakers>
     <resources>
         <image name="book.fill" catalog="system" width="128" height="100"/>