Upgrade to font awesome 5.1.0

CHANGELOG.md

+## 7.1.0
+
+  * Upgrade to font awesome icons 5.1.0
+
 ## 7.0.0
 
 * Renames:

pubspec.yaml

@@ -2,7 +2,7 @@ name: font_awesome_flutter
 description: The Font Awesome Icon pack available as Flutter Icons
 author: Brian Egan <brian@brianegan.com>
 homepage: https://github.com/brianegan/font_awesome_flutter
-version: 7.0.0
+version: 7.1.0
 
 dependencies:
   flutter:

tool/generate_example.dart

@@ -17,7 +17,7 @@ void main(List<String> arguments) {
 
   for (String iconName in icons.keys) {
     var icon = icons[iconName];
-    List<String> styles = icon['styles'];
+    List<String> styles = (icon['styles'] as List).cast<String>();
 
     if (styles.length > 1) {
       if (styles.contains('regular')) {

tool/generate_font.dart

@@ -18,7 +18,7 @@ void main(List<String> arguments) {
   for (String iconName in icons.keys) {
     var icon = icons[iconName];
     var unicode = icon['unicode'];
-    List<String> styles = icon['styles'];
+    List<String> styles = (icon['styles'] as List).cast<String>();
 
     if (styles.length > 1) {
       if (styles.contains('regular')) {