Merge branch '35-unselect-current-cell-on-new-game' into 'master'

Resolve "Unselect current cell on new game"

Closes #35

See merge request !31

android/gradle.properties

 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
-app.versionName=0.0.28
-app.versionCode=28
+app.versionName=0.0.29
+app.versionCode=29

fastlane/metadata/android/en-US/changelogs/29.txt

+Fix unselect current cell on start new game

fastlane/metadata/android/fr-FR/changelogs/29.txt

+Force la désélection de la cellule en cours à la création d'une nouvelle grille

lib/utils/board_utils.dart

@@ -40,6 +40,7 @@ class BoardUtils {
       print('Picked grid from template: ' + grid);
       bool isSymetric = (blockSizeHorizontal == blockSizeVertical);
       myProvider.updateCells = BoardUtils.createBoardFromTemplate(grid, isSymetric);
+      myProvider.selectCell(null, null);
     }
   }