Configure Expo mobile project and update Android/iOS bundles

Initialize iOS and Android native projects for the Time to Leave app.
Rename Android package to com.floegger.timetoleave and add iOS
project files. Add FontAwesome icons, calendar types, and
dependencies.

ios/timetoleave/SplashScreen.storyboard

@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="24093.7" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" launchScreen="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="EXPO-VIEWCONTROLLER-1">
+    <device id="retina6_12" orientation="portrait" appearance="light"/>
+    <dependencies>
+        <deployment identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="24053.1"/>
+        <capability name="Named colors" minToolsVersion="9.0"/>
+        <capability name="Safe area layout guides" minToolsVersion="9.0"/>
+        <capability name="System colors in document resources" minToolsVersion="11.0"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+    </dependencies>
+    <scenes>
+        <scene sceneID="EXPO-SCENE-1">
+            <objects>
+                <viewController storyboardIdentifier="SplashScreenViewController" id="EXPO-VIEWCONTROLLER-1" sceneMemberID="viewController">
+                    <view key="view" userInteractionEnabled="NO" contentMode="scaleToFill" insetsLayoutMarginsFromSafeArea="NO" id="EXPO-ContainerView" userLabel="ContainerView">
+                        <rect key="frame" x="0.0" y="0.0" width="393" height="852"/>
+                        <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
+                        <subviews/>
+                        <viewLayoutGuide key="safeArea" id="Rmq-lb-GrQ"/>
+                        <constraints>
+                            <constraint firstItem="EXPO-SplashScreen" firstAttribute="centerY" secondItem="EXPO-ContainerView" secondAttribute="centerY" id="0VC-Wk-OaO"/>
+                            <constraint firstItem="EXPO-SplashScreen" firstAttribute="centerX" secondItem="EXPO-ContainerView" secondAttribute="centerX" id="zR4-NK-mVN"/>
+                        </constraints>
+                        <color key="backgroundColor" systemColor="systemBackgroundColor"/>
+                    </view>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="EXPO-PLACEHOLDER-1" userLabel="First Responder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="0.0" y="0.0"/>
+        </scene>
+    </scenes>
+    <resources>
+        <image name="SplashScreenLogo" width="100" height="90.333335876464844"/>
+        <systemColor name="systemBackgroundColor">
+            <color white="1" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
+        </systemColor>
+    </resources>
+</document>