diff --git a/build.gradle b/build.gradle
index a186732fc..b21b92ae7 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,7 +5,7 @@ buildscript {
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.0.0-alpha8'
+        classpath 'com.android.tools.build:gradle:3.0.0-beta6'
         classpath 'com.neenbedankt.gradle.plugins:android-apt:1.8'
         classpath 'com.getkeepsafe.dexcount:dexcount-gradle-plugin:0.6.4'
         classpath 'com.neenbedankt.gradle.plugins:android-apt:1.8'
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index b5e196df5..52ff6ae93 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Thu Jul 13 10:27:19 CDT 2017
+#Sun Sep 24 06:01:27 CDT 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-milestone-1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-all.zip
diff --git a/uhabits-android/src/androidTest/java/org/isoron/uhabits/BaseUserInterfaceTest.java b/uhabits-android/src/androidTest/java/org/isoron/uhabits/BaseUserInterfaceTest.java
index 75516133a..e2dfb6b1f 100644
--- a/uhabits-android/src/androidTest/java/org/isoron/uhabits/BaseUserInterfaceTest.java
+++ b/uhabits-android/src/androidTest/java/org/isoron/uhabits/BaseUserInterfaceTest.java
@@ -60,9 +60,9 @@ public static void startActivity(Class cls)
     @Before
     public void setUp() throws Exception
     {
+        device = getInstance(getInstrumentation());
         TestButler.setup(getTargetContext());
         TestButler.verifyAnimationsDisabled(getTargetContext());
-        device = getInstance(getInstrumentation());
 
         HabitsApplication app =
             (HabitsApplication) getTargetContext().getApplicationContext();
diff --git a/uhabits-android/src/androidTest/java/org/isoron/uhabits/acceptance/HabitsTest.java b/uhabits-android/src/androidTest/java/org/isoron/uhabits/acceptance/HabitsTest.java
index e76bae1c2..035e0c150 100644
--- a/uhabits-android/src/androidTest/java/org/isoron/uhabits/acceptance/HabitsTest.java
+++ b/uhabits-android/src/androidTest/java/org/isoron/uhabits/acceptance/HabitsTest.java
@@ -31,7 +31,6 @@
 import static org.isoron.uhabits.acceptance.steps.EditHabitSteps.*;
 import static org.isoron.uhabits.acceptance.steps.ListHabitsSteps.MenuItem.*;
 import static org.isoron.uhabits.acceptance.steps.ListHabitsSteps.*;
-import static org.isoron.uhabits.acceptance.steps.ListHabitsSteps.MenuItem.EDIT;
 
 @RunWith(AndroidJUnit4.class)
 @LargeTest
@@ -94,7 +93,7 @@ public void shouldEditHabit() throws Exception
         clickSave();
 
         verifyShowsScreen(LIST_HABITS);
-        verifyDisplaysText("Take a walk");
+        verifyDisplaysTextInSequence("Wake up early", "Take a walk", "Meditate");
         verifyDoesNotDisplayText("Track time");
     }
 
diff --git a/uhabits-android/src/androidTest/java/org/isoron/uhabits/acceptance/steps/CommonSteps.java b/uhabits-android/src/androidTest/java/org/isoron/uhabits/acceptance/steps/CommonSteps.java
index fbbafe672..14b16144b 100644
--- a/uhabits-android/src/androidTest/java/org/isoron/uhabits/acceptance/steps/CommonSteps.java
+++ b/uhabits-android/src/androidTest/java/org/isoron/uhabits/acceptance/steps/CommonSteps.java
@@ -31,6 +31,7 @@
 
 import static android.support.test.espresso.Espresso.*;
 import static android.support.test.espresso.action.ViewActions.*;
+import static android.support.test.espresso.assertion.PositionAssertions.*;
 import static android.support.test.espresso.assertion.ViewAssertions.*;
 import static android.support.test.espresso.matcher.ViewMatchers.*;
 import static junit.framework.Assert.*;
@@ -114,6 +115,15 @@ public static void verifyDisplaysText(String text)
         onView(withText(text)).check(matches(isEnabled()));
     }
 
+    public static void verifyDisplaysTextInSequence(String... text)
+    {
+        verifyDisplaysText(text[0]);
+        for(int i = 1; i < text.length; i++) {
+            verifyDisplaysText(text[i]);
+            onView(withText(text[i])).check(isBelow(withText(text[i-1])));
+        }
+    }
+
     private static void verifyDisplaysView(String className)
     {
         onView(withClassName(endsWith(className))).check(matches(isEnabled()));
diff --git a/uhabits-android/src/main/java/org/isoron/uhabits/activities/habits/edit/EditHabitDialog.java b/uhabits-android/src/main/java/org/isoron/uhabits/activities/habits/edit/EditHabitDialog.java
index 55ea8e691..6ff2bfa6b 100644
--- a/uhabits-android/src/main/java/org/isoron/uhabits/activities/habits/edit/EditHabitDialog.java
+++ b/uhabits-android/src/main/java/org/isoron/uhabits/activities/habits/edit/EditHabitDialog.java
@@ -171,6 +171,8 @@ void onSaveButtonClick()
         if (type == Habit.NUMBER_HABIT && !targetPanel.validate()) return;
 
         Habit habit = modelFactory.buildHabit();
+        if( originalHabit != null )
+            habit.copyFrom(originalHabit);
         habit.setName(namePanel.getName());
         habit.setDescription(namePanel.getDescription());
         habit.setColor(namePanel.getColor());
diff --git a/uhabits-android/src/main/java/org/isoron/uhabits/notifications/AndroidNotificationTray.kt b/uhabits-android/src/main/java/org/isoron/uhabits/notifications/AndroidNotificationTray.kt
index d06d0e320..6a25300d0 100644
--- a/uhabits-android/src/main/java/org/isoron/uhabits/notifications/AndroidNotificationTray.kt
+++ b/uhabits-android/src/main/java/org/isoron/uhabits/notifications/AndroidNotificationTray.kt
@@ -21,8 +21,8 @@ package org.isoron.uhabits.notifications
 
 import android.app.*
 import android.content.*
+import android.graphics.*
 import android.graphics.BitmapFactory.*
-import android.graphics.Color
 import android.support.v4.app.*
 import android.support.v4.app.NotificationCompat.*
 import org.isoron.androidbase.*
@@ -85,13 +85,13 @@ class AndroidNotificationTray
                 .setWhen(reminderTime)
                 .setShowWhen(true)
                 .setOngoing(preferences.shouldMakeNotificationsSticky())
+
         if (preferences.shouldMakeNotificationsLed())
-                builder.setLights(Color.RED, 1000, 1000)
-        val notification = builder.build()
+            builder.setLights(Color.RED, 1000, 1000)
 
         val notificationManager = context.getSystemService(
                 Activity.NOTIFICATION_SERVICE) as NotificationManager
 
-        notificationManager.notify(notificationId, notification)
+        notificationManager.notify(notificationId, builder.build())
     }
 }
diff --git a/uhabits-android/src/main/java/org/isoron/uhabits/utils/DatabaseUtils.java b/uhabits-android/src/main/java/org/isoron/uhabits/utils/DatabaseUtils.java
index e0bc5d42e..8f99eb42d 100644
--- a/uhabits-android/src/main/java/org/isoron/uhabits/utils/DatabaseUtils.java
+++ b/uhabits-android/src/main/java/org/isoron/uhabits/utils/DatabaseUtils.java
@@ -92,7 +92,7 @@ public static String saveDatabaseCopy(Context context, File dir)
         throws IOException
     {
         SimpleDateFormat dateFormat = DateFormats.getBackupDateFormat();
-        String date = dateFormat.format(DateUtils.getStartOfToday());
+        String date = dateFormat.format(DateUtils.getLocalTime());
         String format = "%s/Loop Habits Backup %s.db";
         String filename = String.format(format, dir.getAbsolutePath(), date);
 
diff --git a/uhabits-android/src/main/res/values/strings.xml b/uhabits-android/src/main/res/values/strings.xml
index 814a53d32..a78c873cb 100644
--- a/uhabits-android/src/main/res/values/strings.xml
+++ b/uhabits-android/src/main/res/values/strings.xml
@@ -166,7 +166,7 @@
     <string name="pure_black_description">Replaces gray backgrounds with pure black in night mode. Reduces battery usage in phones with AMOLED display.</string>
     <string name="interface_preferences">Interface</string>
     <string name="reverse_days">Reverse order of days</string>
-    <string name="reverse_days_description">Show days in reverse order on the main screen</string>
+    <string name="reverse_days_description">Show days in reverse order on the main screen.</string>
 
     <string name="day">Day</string>
     <string name="week">Week</string>
@@ -191,8 +191,8 @@
 
     <string name="sticky_notifications">Make notifications sticky</string>
     <string name="sticky_notifications_description">Prevents notifications from being swiped away.</string>
-    <string name="led_notifications">LED</string>
-    <string name="led_notifications_description">Notifications blinking light.</string>
+    <string name="led_notifications">Notification light</string>
+    <string name="led_notifications_description">Shows a blinking light for reminders. Only available in phones with LED notification lights.</string>
     <string name="repair_database">Repair database</string>
     <string name="database_repaired">Database repaired.</string>
 
diff --git a/uhabits-core/src/main/java/org/isoron/uhabits/core/models/ScoreList.java b/uhabits-core/src/main/java/org/isoron/uhabits/core/models/ScoreList.java
index 43959c11c..b3ba68370 100644
--- a/uhabits-core/src/main/java/org/isoron/uhabits/core/models/ScoreList.java
+++ b/uhabits-core/src/main/java/org/isoron/uhabits/core/models/ScoreList.java
@@ -172,7 +172,7 @@ public void writeCSV(Writer out) throws IOException
         for (Score s : this)
         {
             String timestamp = dateFormat.format(s.getTimestamp().getUnixTime());
-            String score = String.format("%.4f", s.getValue());
+            String score = String.format((Locale)null, "%.4f", s.getValue());
             out.write(String.format("%s,%s\n", timestamp, score));
         }
     }
diff --git a/uhabits-core/src/main/java/org/isoron/uhabits/core/utils/DateUtils.java b/uhabits-core/src/main/java/org/isoron/uhabits/core/utils/DateUtils.java
index 9d2a3f476..2771f3500 100644
--- a/uhabits-core/src/main/java/org/isoron/uhabits/core/utils/DateUtils.java
+++ b/uhabits-core/src/main/java/org/isoron/uhabits/core/utils/DateUtils.java
@@ -34,6 +34,8 @@ public abstract class DateUtils
 
     private static TimeZone fixedTimeZone = null;
 
+    private static Locale fixedLocale = null;
+
     /**
      * Time of the day when the new day starts.
      */
@@ -58,7 +60,7 @@ public static long applyTimezone(long localTimestamp)
 
     public static String formatHeaderDate(GregorianCalendar day)
     {
-        Locale locale = Locale.getDefault();
+        Locale locale = getLocale();
         String dayOfMonth = Integer.toString(day.get(DAY_OF_MONTH));
         String dayOfWeek = day.getDisplayName(DAY_OF_WEEK, SHORT, locale);
         return dayOfWeek + "\n" + dayOfMonth;
@@ -67,7 +69,7 @@ public static String formatHeaderDate(GregorianCalendar day)
     private static GregorianCalendar getCalendar(long timestamp)
     {
         GregorianCalendar day =
-            new GregorianCalendar(TimeZone.getTimeZone("GMT"));
+            new GregorianCalendar(TimeZone.getTimeZone("GMT"), getLocale());
         day.setTimeInMillis(timestamp);
         return day;
     }
@@ -82,7 +84,7 @@ private static String[] getDayNames(int format)
         for (int i = 0; i < wdays.length; i++)
         {
             wdays[i] =
-                day.getDisplayName(DAY_OF_WEEK, format, Locale.getDefault());
+                day.getDisplayName(DAY_OF_WEEK, format, getLocale());
             day.add(DAY_OF_MONTH, 1);
         }
 
@@ -100,7 +102,7 @@ public static long getLocalTime()
 
     /**
      * @return array with weekday names starting according to locale settings,
-     * e.g. [Mo,Di,Mi,Do,Fr,Sa,So] in Europe
+     * e.g. [Mo,Di,Mi,Do,Fr,Sa,So] in Germany
      */
     public static String[] getLocaleDayNames(int format)
     {
@@ -111,7 +113,7 @@ public static String[] getLocaleDayNames(int format)
         for (int i = 0; i < days.length; i++)
         {
             days[i] = calendar.getDisplayName(DAY_OF_WEEK, format,
-                Locale.getDefault());
+                getLocale());
             calendar.add(DAY_OF_MONTH, 1);
         }
 
@@ -195,6 +197,17 @@ public static void setFixedLocalTime(Long timestamp)
         fixedLocalTime = timestamp;
     }
 
+    public static void setFixedLocale(Locale locale)
+    {
+        fixedLocale = locale;
+    }
+
+    private static Locale getLocale()
+    {
+        if(fixedLocale != null) return fixedLocale;
+        return Locale.getDefault();
+    }
+
     public static Long truncate(TruncateField field, long timestamp)
     {
         GregorianCalendar cal = DateUtils.getCalendar(timestamp);
diff --git a/uhabits-core/src/main/resources/migrations/22.sql b/uhabits-core/src/main/resources/migrations/22.sql
index 0417119f9..1d1ffcf9a 100644
--- a/uhabits-core/src/main/resources/migrations/22.sql
+++ b/uhabits-core/src/main/resources/migrations/22.sql
@@ -13,7 +13,7 @@ begin transaction;
         habit integer not null references habits(id),
         timestamp integer not null,
         value integer not null);
-    drop index idx_repetitions_habit_timestamp;
+    drop index if exists idx_repetitions_habit_timestamp;
     create unique index idx_repetitions_habit_timestamp on Repetitions(
         habit, timestamp);
     insert into Repetitions select * from RepetitionsBak;
diff --git a/uhabits-core/src/test/java/org/isoron/uhabits/core/utils/DateUtilsTest.java b/uhabits-core/src/test/java/org/isoron/uhabits/core/utils/DateUtilsTest.java
index 57358649a..ca6a3e73a 100644
--- a/uhabits-core/src/test/java/org/isoron/uhabits/core/utils/DateUtilsTest.java
+++ b/uhabits-core/src/test/java/org/isoron/uhabits/core/utils/DateUtilsTest.java
@@ -31,6 +31,14 @@
 
 public class DateUtilsTest extends BaseUnitTest
 {
+    @Before
+    @Override
+    public void setUp() throws Exception
+    {
+        super.setUp();
+        DateUtils.setFixedLocale(Locale.US);
+    }
+
     @Test
     public void testFormatHeaderDate()
     {