Update to current version of flutter and ML Kit. Custom models extended

.gitignore

@@ -1,15 +1,73 @@
-google-services.json
-GoogleService-Info.plist
-.idea
-.packages
-android/gradle/
-android/gradlew
-android/gradlew.bat
-example/android/app/gradle/
-example/android/app/gradlew
-example/android/app/gradlew.bat
-example/android/app/local.properties
-example/ios/Podfile.lock
-example/.idea
+# Miscellaneous
+*.class
+*.log
+*.pyc
 *.swp
+.DS_Store
+.atom/
+.buildlog/
+.history
+.svn/
+
+# IntelliJ related
+*.iml
+*.ipr
+*.iws
+.idea/
+
+# Visual Studio Code related
+.vscode/
+
+# Flutter/Dart/Pub related
+**/doc/api/
+.dart_tool/
+.flutter-plugins
+.packages
+.pub-cache/
+.pub/
+/build/
+
+# Android related
+**/android/**/gradle-wrapper.jar
+**/android/.gradle
+**/android/captures/
+**/android/gradlew
+**/android/gradlew.bat
+**/android/local.properties
+**/android/app/google-services.json
+**/android/**/GeneratedPluginRegistrant.java
+
+# iOS/XCode related
+**/ios/**/*.mode1v3
+**/ios/**/*.mode2v3
+**/ios/**/*.moved-aside
+**/ios/**/*.pbxuser
+**/ios/**/*.perspectivev3
+**/ios/**/*sync/
+**/ios/**/.sconsign.dblite
+**/ios/**/GoogleService-Info.plist
+**/ios/**/.tags*
+**/ios/**/.vagrant/
+**/ios/**/DerivedData/
+**/ios/**/Icon?
+**/ios/**/Pods/
+**/ios/**/.symlinks/
+**/ios/**/profile
+**/ios/**/xcuserdata
+**/ios/.generated/
+**/ios/Flutter/App.framework
+**/ios/Flutter/Flutter.framework
+**/ios/Flutter/Generated.xcconfig
+**/ios/Flutter/app.flx
+**/ios/Flutter/app.zip
+**/ios/Flutter/flutter_assets/
+**/ios/ServiceDefinitions.json
+**/ios/Runner/GeneratedPluginRegistrant.*
+
+# Exceptions to above rules.
+!**/ios/**/default.mode1v3
+!**/ios/**/default.mode2v3
+!**/ios/**/default.pbxuser
+!**/ios/**/default.perspectivev3
+!/packages/flutter_tools/test/data/dart_dependencies_test/**/.packages
 pubspec.lock

android/.gitignore

@@ -6,3 +6,4 @@
 .DS_Store
 /build
 /captures
+/bin

android/build.gradle

@@ -8,8 +8,8 @@ buildscript {
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.0.1'
-        classpath 'com.google.gms:google-services:3.2.0'
+        classpath 'com.android.tools.build:gradle:3.1.2'
+        classpath 'com.google.gms:google-services:3.2.1'
     }
 }
 
@@ -26,7 +26,7 @@ android {
     compileSdkVersion 28
 
     defaultConfig {
-        minSdkVersion 16
+        minSdkVersion 24
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
     }
     lintOptions {

android/gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,6 @@
+#Mon May 20 13:23:17 CEST 2019
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.1.1-all.zip