Add links to the usage guide.

app/src/main/java/com/etesync/syncadapter/Constants.java

@@ -32,7 +32,7 @@ public class Constants {
     public static final Uri reportIssueUri = Uri.parse("https://github.com/etesync/android/issues");
     public static final Uri feedbackUri = reportIssueUri;
     public static final Uri faqUri = webUri.buildUpon().appendEncodedPath("faq/").build();
-    public static final Uri helpUri = faqUri;
+    public static final Uri helpUri = webUri.buildUpon().appendEncodedPath("usage-guide/").build();
 
     public static final Uri serviceUrl = Uri.parse((DEBUG_REMOTE_URL == null) ? "https://api.etesync.com/" : DEBUG_REMOTE_URL);
 

app/src/main/java/com/etesync/syncadapter/ui/AccountsActivity.java

@@ -92,6 +92,9 @@ public class AccountsActivity extends AppCompatActivity implements NavigationVie
             case R.id.nav_website:
                 startActivity(new Intent(Intent.ACTION_VIEW, Constants.webUri));
                 break;
+            case R.id.nav_guide:
+                startActivity(new Intent(Intent.ACTION_VIEW, Constants.helpUri));
+                break;
             case R.id.nav_faq:
                 startActivity(new Intent(Intent.ACTION_VIEW, Constants.faqUri));
                 break;

app/src/main/res/drawable/ic_question_answer.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportWidth="24.0"
+        android:viewportHeight="24.0"
+        android:alpha="0.54" >
+    <path
+        android:fillColor="#FF000000"
+        android:pathData="M21,6h-2v9L6,15v2c0,0.55 0.45,1 1,1h11l4,4L22,7c0,-0.55 -0.45,-1 -1,-1zM17,12L17,3c0,-0.55 -0.45,-1 -1,-1L3,2c-0.55,0 -1,0.45 -1,1v14l4,-4h10c0.55,0 1,-0.45 1,-1z"/>
+</vector>

app/src/main/res/menu/activity_accounts_drawer.xml

@@ -27,8 +27,12 @@
                 android:title="@string/navigation_drawer_website"/>
             <item
                 android:id="@+id/nav_faq"
-                android:icon="@drawable/ic_help_dark"
+                android:icon="@drawable/ic_question_answer"
                 android:title="@string/navigation_drawer_faq"/>
+            <item
+                android:id="@+id/nav_guide"
+                android:icon="@drawable/ic_help_dark"
+                android:title="@string/navigation_drawer_guide"/>
             <item
                 android:id="@+id/nav_report_issue"
                 android:icon="@drawable/ic_bug_report"

app/src/main/res/values/strings.xml

@@ -57,6 +57,7 @@
     <string name="navigation_drawer_external_links">External links</string>
     <string name="navigation_drawer_website">Web site</string>
     <string name="navigation_drawer_faq">FAQ</string>
+    <string name="navigation_drawer_guide">Usage Guide</string>
     <string name="navigation_drawer_forums">Community</string>
     <string name="navigation_drawer_donate">Donate</string>
     <string name="navigation_drawer_report_issue">Report issue</string>