feat: add app shortcut for 7.1+

Author: chikecodes

app/src/main/AndroidManifest.xml

@@ -19,6 +19,9 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
 
+            <meta-data android:name="android.app.shortcuts"
+                       android:resource="@xml/shortcuts" />
+
         </activity>
         <activity android:name=".features.addeditdebt.AddEditDebtActivity">
             <meta-data

app/src/main/res/drawable-hdpi/ic_add_pri_dark.png

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item>
+        <shape android:shape="oval">
+            <solid android:color="@color/grey_soft" />
+        </shape>
+    </item>
+
+    <item android:drawable="@drawable/ic_add_pri_dark"
+            android:bottom="10dp"
+            android:left="10dp"
+            android:right="10dp"
+            android:top="10dp"/>
+</layer-list>

app/src/main/res/drawable-mdpi/ic_add_pri_dark.png

@@ -38,4 +38,5 @@
     <string name="msg_decrease_debt_amount">Decrease debt amount</string>
     <string name="msg_success_message_payment_deleted">Payment deleted successfully</string>
     <string name="title_edit_payment">Edit Payment</string>
+    <string name="add_debt_short_label">Add debt</string>
 </resources>

app/src/main/res/drawable-xhdpi/ic_add_pri_dark.png

@@ -0,0 +1,13 @@
+<shortcuts xmlns:android="http://schemas.android.com/apk/res/android">
+    <shortcut
+            android:shortcutId="add_debt"
+            android:enabled="true"
+            android:shortcutShortLabel="@string/add_debt_short_label"
+            android:icon="@drawable/app_shortcut_icon_add_debt">
+        <intent
+                android:action="android.intent.action.VIEW"
+                android:targetPackage="com.chikeandroid.debtmanager"
+                android:targetClass="com.chikeandroid.debtmanager.features.addeditdebt.AddEditDebtActivity" />
+    </shortcut>
+    <!-- Specify more shortcuts here. -->
+</shortcuts>

app/src/main/res/drawable-xxhdpi/ic_add_pri_dark.png

@@ -5,7 +5,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.3.2'
+        classpath 'com.android.tools.build:gradle:2.3.3'
     }
 }