Fixed control flow error

* Cleanup the explicitly unwrapped parameters which had a default value anyway

* Remove print statement

.swiftpm/xcode/xcuserdata/samuandris.xcuserdatad/xcschemes/xcschememanagement.plist

@@ -7,7 +7,7 @@
 		<key>SwiftUICharts.xcscheme_^#shared#^_</key>
 		<dict>
 			<key>orderHint</key>
-			<integer>1</integer>
+			<integer>0</integer>
 		</dict>
 	</dict>
 </dict>

README.md

@@ -2,6 +2,8 @@
 
 Swift package for displaying charts effortlessly.
 
+**First release of version 2.0 is coming soon! Also iOS 14 WidgetKit support is coming. I will update current charts and possibly extend with some new chart types to provide the best support for building informative and beautiful widgets for the new home screen 🥳 Stay tuned!** 
+
 ![SwiftUI Charts](./Resources/showcase1.gif "SwiftUI Charts")
 
 ### Note: 

Sources/SwiftUICharts/LineChart/Line.swift

@@ -34,7 +34,6 @@ public struct Line: View {
         if minDataValue != nil && maxDataValue != nil {
             min = minDataValue!
             max = maxDataValue!
-            print(min,max)
         }else if let minPoint = points.min(), let maxPoint = points.max(), minPoint != maxPoint {
             min = minPoint
             max = maxPoint

Sources/SwiftUICharts/LineChart/MultiLineChartView.swift

@@ -14,7 +14,7 @@ public struct MultiLineChartView: View {
     public var legend: String?
     public var style: ChartStyle
     public var darkModeStyle: ChartStyle
-    public var formSize:CGSize
+    public var formSize: CGSize
     public var dropShadow: Bool
     public var valueSpecifier:String
     
@@ -44,27 +44,27 @@ public struct MultiLineChartView: View {
     }
     
     var frame = CGSize(width: 180, height: 120)
-    private var rateValue: Int
+    private var rateValue: Int?
     
     public init(data: [([Double], GradientColor)],
                 title: String,
                 legend: String? = nil,
                 style: ChartStyle = Styles.lineChartStyleOne,
-                form: CGSize? = ChartForm.medium,
-                rateValue: Int? = 14,
-                dropShadow: Bool? = true,
-                valueSpecifier: String? = "%.1f") {
+                form: CGSize = ChartForm.medium,
+                rateValue: Int? = nil,
+                dropShadow: Bool = true,
+                valueSpecifier: String = "%.1f") {
         
         self.data = data.map({ MultiLineChartData(points: $0.0, gradient: $0.1)})
         self.title = title
         self.legend = legend
         self.style = style
         self.darkModeStyle = style.darkModeStyle != nil ? style.darkModeStyle! : Styles.lineViewDarkMode
-        self.formSize = form!
+        self.formSize = form
         frame = CGSize(width: self.formSize.width, height: self.formSize.height/2)
-        self.rateValue = rateValue!
-        self.dropShadow = dropShadow!
-        self.valueSpecifier = valueSpecifier!
+        self.rateValue = rateValue
+        self.dropShadow = dropShadow
+        self.valueSpecifier = valueSpecifier
     }
     
     public var body: some View {
@@ -86,12 +86,12 @@ public struct MultiLineChartView: View {
                                 .foregroundColor(self.colorScheme == .dark ? self.darkModeStyle.legendTextColor : self.style.legendTextColor)
                         }
                         HStack {
-                            if (self.rateValue >= 0){
+                            if (rateValue ?? 0 >= 0){
                                 Image(systemName: "arrow.up")
                             }else{
                                 Image(systemName: "arrow.down")
                             }
-                            Text("\(self.rateValue)%")
+                            Text("\(rateValue ?? 0)%")
                         }
                     }
                     .transition(.opacity)