diff --git a/src/activities/alphabet-sequence/ActivityConfig.qml b/src/activities/alphabet-sequence/ActivityConfig.qml
index 59acc186c..f74e964ca 100644
--- a/src/activities/alphabet-sequence/ActivityConfig.qml
+++ b/src/activities/alphabet-sequence/ActivityConfig.qml
@@ -1,58 +1,58 @@
 /* GCompris - ActivityConfig.qml
  *
 * Copyright (C) 2019 Akshay Kumar <email.akshay98@gmail.com>
  *
  * Authors:
  *   Akshay Kumar <email.akshay98@gmail.com>
  *
  *   This program is free software; you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
  *   the Free Software Foundation; either version 3 of the License, or
  *   (at your option) any later version.
  *
  *   This program is distributed in the hope that it will be useful,
  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *   GNU General Public License for more details.
  *
  *   You should have received a copy of the GNU General Public License
  *   along with this program; if not, see <https://www.gnu.org/licenses/>.
  */
 import QtQuick 2.6
 
 import "../../core"
 
 Item {
     id: activityConfiguration
     property Item background
     property alias modeBox: modeBox
     property var availableModes: [
         { "text": qsTr("Lower Case"), "value": "lower" },
         { "text": qsTr("Upper Case"), "value": "upper" },
     ]
     Flow {
         id: flow
         spacing: 5
         width: parent.width
         GCComboBox {
             id: modeBox
             model: availableModes
             background: activityConfiguration.background
             label: qsTr("Select Domino Representation")
         }
     }
 
     property var dataToSave
     function setDefaultValues() {
         for(var i = 0 ; i < availableModes.length ; i++) {
             if(availableModes[i].value === dataToSave["mode"]) {
                 modeBox.currentIndex = i;
                 break;
             }
         }
     }
     function saveValues() {
         var newMode = availableModes[modeBox.currentIndex].value;
         dataToSave = {"mode": newMode};
     }
-}
\ No newline at end of file
+}
diff --git a/src/activities/alphabet-sequence/resource/1/Data.qml b/src/activities/alphabet-sequence/resource/1/Data.qml
index 5e7febdf6..b7ce660f3 100644
--- a/src/activities/alphabet-sequence/resource/1/Data.qml
+++ b/src/activities/alphabet-sequence/resource/1/Data.qml
@@ -1,63 +1,63 @@
 
 /* GCompris - Data.qml
  *
  * Copyright (C) 2019 Akshay Kumar <email.akshay98@gmail.com>
  *
  * Authors:
  *   Akshay Kumar <email.akshay98@gmail.com>
  *
  *   This program is free software; you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
  *   the Free Software Foundation; either version 3 of the License, or
  *   (at your option) any later version.
  *
  *   This program is distributed in the hope that it will be useful,
  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *   GNU General Public License for more details.
  *
  *   You should have received a copy of the GNU General Public License
  *   along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 import QtQuick 2.6
 import GCompris 1.0
 import "../../../../core"
 
 Dataset {
     objective: qsTr("Select letters in alphabetical order")
     difficulty: 1
     data: [
         {
             data: qsTr("a/b/c/d/e").split("/"),
             showNext: true
         },
         {
             data: qsTr("f/g/h/i/j/k").split("/"),
             showNext: true
         },
         {
             data: qsTr("a/b/c/d/e/f/g/h/i/j/k").split("/"),
             showNext: false
         },
         {
             data: qsTr("l/m/n/o/p").split("/"),
             showNext: false
         },
         {
             data: qsTr("q/r/s/t/u").split("/"),
             showNext: false
         },
         {
             data: qsTr("a/b/c/d/e/f/g/h/i/j/k/l/m/n/o/p/q/r/s/t/u").split("/"),
             showNext: false
         },
         {
             data: qsTr("u/v/w/x/y/z").split("/"),
             showNext: false
         },
         {
             data: qsTr("a/b/c/d/e/f/g/h/i/j/k/l/m/n/o/p/q/r/s/t/u/v/w/x/y/z").split("/"),
             showNext: false
         }
     ]
-}
\ No newline at end of file
+}
diff --git a/src/activities/alphabet-sequence/resource/2/Data.qml b/src/activities/alphabet-sequence/resource/2/Data.qml
index cb0add40a..cd2ff7be3 100644
--- a/src/activities/alphabet-sequence/resource/2/Data.qml
+++ b/src/activities/alphabet-sequence/resource/2/Data.qml
@@ -1,143 +1,143 @@
 
 /* GCompris - Data.qml
  *
  * Copyright (C) 2019 Akshay Kumar <email.akshay98@gmail.com>
  *
  * Authors:
  *   Akshay Kumar <email.akshay98@gmail.com>
  *
  *   This program is free software; you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
  *   the Free Software Foundation; either version 3 of the License, or
  *   (at your option) any later version.
  *
  *   This program is distributed in the hope that it will be useful,
  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *   GNU General Public License for more details.
  *
  *   You should have received a copy of the GNU General Public License
  *   along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 import QtQuick 2.6
 import GCompris 1.0
 import "../../../../core"
 
 Dataset {
     objective: qsTr("Select words in alphabetical order")
     difficulty: 2
     data: [
         {
             data: [
                 qsTr("fruit"),
                 qsTr("road"),
                 qsTr("meat"),
                 qsTr("speech"),
                 qsTr("gold"),
                 qsTr("trip"),
                 qsTr("dance")
             ].sort(),
             showNext: true
         },
         {
             data: [
                 qsTr("witch"),
                 qsTr("ghost"),
                 qsTr("trip"),
                 qsTr("house"),
                 qsTr("live"),
                 qsTr("like"),
                 qsTr("road"),
             ].sort(),
             showNext: true
         },
         {
             data: [
                 qsTr("old"),
                 qsTr("crown"),
                 qsTr("tear"),
                 qsTr("bench"),
                 qsTr("computer"),
                 qsTr("key"),
             ].sort(),
             showNext: true
         },
         {
             data: [
                 qsTr("brake"),
                 qsTr("dream"),
                 qsTr("prince"),
                 qsTr("talk"),
                 qsTr("fly"),
                 qsTr("history"),
             ].sort(),
             showNext: false
         },
         {
             data: [
                 qsTr("watch"),
                 qsTr("shampoo"),
                 qsTr("sun"),
                 qsTr("apple"),
                 qsTr("table"),
                 qsTr("socks"),
             ].sort(),
             showNext: false
         },
         {
             data: [
                 qsTr("needle"),
                 qsTr("couch"),
                 qsTr("peanuts"),
                 qsTr("stock"),
                 qsTr("shoes"),
             ].sort(),
             showNext: false
         },
         {
             data: [
                 qsTr("needle"),
                 qsTr("couch"),
                 qsTr("peanuts"),
                 qsTr("stock"),
                 qsTr("shoes"),
             ].sort(),
             showNext: false
         },
         {
             data: [
                 qsTr("hanger"),
                 qsTr("toothbrush"),
                 qsTr("plastic"),
                 qsTr("machine"),
                 qsTr("shampoo"),
                 qsTr("towel"),
             ].sort(),
             showNext: false
         },
         {
             data: [
                 qsTr("bread"),
                 qsTr("waist"),
                 qsTr("law"),
                 qsTr("firm"),
                 qsTr("fibre"),
                 qsTr("move"),
                 qsTr("bright"),
                 qsTr("green"),
             ].sort(),
             showNext: false
         },
         {
             data: [
                 qsTr("rush"),
                 qsTr("trade"),
                 qsTr("line"),
                 qsTr("boy"),
                 qsTr("girl"),
                 qsTr("key"),
             ].sort(),
             showNext: false
         },
     ]
-}
\ No newline at end of file
+}
diff --git a/src/activities/numbers-odd-even/resource/1/Data.qml b/src/activities/numbers-odd-even/resource/1/Data.qml
index 83f872210..a4a0c0636 100644
--- a/src/activities/numbers-odd-even/resource/1/Data.qml
+++ b/src/activities/numbers-odd-even/resource/1/Data.qml
@@ -1,55 +1,55 @@
 
 /* GCompris - Data.qml
  *
  * Copyright (C) 2019 Akshay Kumar <email.akshay98@gmail.com>
  *
  * Authors:
  *   Akshay Kumar <email.akshay98@gmail.com>
  *
  *   This program is free software; you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
  *   the Free Software Foundation; either version 3 of the License, or
  *   (at your option) any later version.
  *
  *   This program is distributed in the hope that it will be useful,
  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *   GNU General Public License for more details.
  *
  *   You should have received a copy of the GNU General Public License
  *   along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 import QtQuick 2.6
 import GCompris 1.0
 import "../../../../core"
 
 Dataset {
     objective: qsTr("Select even and odd numbers upto 20")
     difficulty: 1
     data: [
         {
             data: "0 2 4".split(" "),
             showNext: true
         },
         {
             data: "1 3 5".split(" "),
             showNext: true
         },
         {
             data: "0 2 4 6 8 10 12".split(" "),
             showNext: true
         },
         {
             data: "1 3 5 7 9 11 13".split(" "),
             showNext: false
         },
         {
             data: "0 2 4 6 8 10 12 14 16 18 20".split(" "),
             showNext: false
         },
         {
             data: "1 3 5 7 9 11 13 15 17 19 21".split(" "),
             showNext: false
         }
     ]
-}
\ No newline at end of file
+}
diff --git a/src/activities/numbers-odd-even/resource/2/Data.qml b/src/activities/numbers-odd-even/resource/2/Data.qml
index 937d2eeef..a85880e9c 100644
--- a/src/activities/numbers-odd-even/resource/2/Data.qml
+++ b/src/activities/numbers-odd-even/resource/2/Data.qml
@@ -1,55 +1,55 @@
 
 /* GCompris - Data.qml
  *
  * Copyright (C) 2019 Akshay Kumar <email.akshay98@gmail.com>
  *
  * Authors:
  *   Akshay Kumar <email.akshay98@gmail.com>
  *
  *   This program is free software; you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
  *   the Free Software Foundation; either version 3 of the License, or
  *   (at your option) any later version.
  *
  *   This program is distributed in the hope that it will be useful,
  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *   GNU General Public License for more details.
  *
  *   You should have received a copy of the GNU General Public License
  *   along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 import QtQuick 2.6
 import GCompris 1.0
 import "../../../../core"
 
 Dataset {
     objective: qsTr("Select even and odd numbers upto 30")
     difficulty: 1
     data: [
         {
             data: "0 2 4 6 8 10 12 14 16 18 20".split(" "),
             showNext: true
         },
         {
             data: "1 3 5 7 9 11 13 15 17 19 21".split(" "),
             showNext: true
         },
         {
             data: "0 2 4 6 8 10 12 14 16 18 20 22 24 26".split(" "),
             showNext: false
         },
         {
             data: "1 3 5 7 9 11 13 15 17 19 21 23 25 27".split(" "),
             showNext: false
         },
         {
             data: "0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30".split(" "),
             showNext: false
         },
         {
             data: "1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31".split(" "),
             showNext: false
         }
     ]
-}
\ No newline at end of file
+}
diff --git a/src/activities/planegame/resource/1/Data.qml b/src/activities/planegame/resource/1/Data.qml
index 08be8e936..005c3eddc 100644
--- a/src/activities/planegame/resource/1/Data.qml
+++ b/src/activities/planegame/resource/1/Data.qml
@@ -1,59 +1,59 @@
 
 /* GCompris - Data.qml
  *
  * Copyright (C) 2019 Akshay Kumar <email.akshay98@gmail.com>
  *
  * Authors:
  *   Akshay Kumar <email.akshay98@gmail.com>
  *
  *   This program is free software; you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
  *   the Free Software Foundation; either version 3 of the License, or
  *   (at your option) any later version.
  *
  *   This program is distributed in the hope that it will be useful,
  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *   GNU General Public License for more details.
  *
  *   You should have received a copy of the GNU General Public License
  *   along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 import QtQuick 2.6
 import GCompris 1.0
 import "../../../../core"
 
 Dataset {
     objective: qsTr("Count numbers upto 15")
     difficulty: 1
     data: [
         {
             data: "0 1 2 3".split(" "),
             showNext: true
         },
         {
             data: "0 1 2 3 4 5".split(" "),
             showNext: true
         },
         {
             data: "0 1 2 3 4 5 6 7".split(" "),
             showNext: true
         },
         {
             data: "0 1 2 3 4 5 6 7 8 9".split(" "),
             showNext: false
         },
         {
             data: "0 1 2 3 4 5 6 7 8 9 10 11".split(" "),
             showNext: false
         },
         {
             data: "0 1 2 3 4 5 6 7 8 9 10 11 12 13".split(" "),
             showNext: false
         },
         {
             data: "0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15".split(" "),
             showNext: false
         }
     ]
-}
\ No newline at end of file
+}
diff --git a/src/activities/planegame/resource/2/Data.qml b/src/activities/planegame/resource/2/Data.qml
index b302f7de3..aa488eb18 100644
--- a/src/activities/planegame/resource/2/Data.qml
+++ b/src/activities/planegame/resource/2/Data.qml
@@ -1,55 +1,55 @@
 
 /* GCompris - Data.qml
  *
  * Copyright (C) 2019 Akshay Kumar <email.akshay98@gmail.com>
  *
  * Authors:
  *   Akshay Kumar <email.akshay98@gmail.com>
  *
  *   This program is free software; you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
  *   the Free Software Foundation; either version 3 of the License, or
  *   (at your option) any later version.
  *
  *   This program is distributed in the hope that it will be useful,
  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *   GNU General Public License for more details.
  *
  *   You should have received a copy of the GNU General Public License
  *   along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 import QtQuick 2.6
 import GCompris 1.0
 import "../../../../core"
 
 Dataset {
     objective: qsTr("Count numbers upto 20")
     difficulty: 2
     data: [
         {
             data: "0 1 2 3 4 5 6 7 8 9 10".split(" "),
             showNext: true
         },
         {
             data: "0 1 2 3 4 5 6 7 8 9 10 11 12".split(" "),
             showNext: true
         },
         {
             data: "0 1 2 3 4 5 6 7 8 9 10 11 12 13 14".split(" "),
             showNext: false
         },
         {
             data: "0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16".split(" "),
             showNext: false
         },
         {
             data: "0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18".split(" "),
             showNext: false
         },
         {
             data: "0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20".split(" "),
             showNext: false
         }
     ]
-}
\ No newline at end of file
+}