add developer options menu

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

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960"
+    android:tint="?attr/colorControlNormal">
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M560,800L560,720L680,720Q697,720 708.5,708.5Q720,697 720,680L720,600Q720,562 742,531Q764,500 800,487L800,473Q764,460 742,429Q720,398 720,360L720,280Q720,263 708.5,251.5Q697,240 680,240L560,240L560,160L680,160Q730,160 765,195Q800,230 800,280L800,360Q800,377 811.5,388.5Q823,400 840,400L880,400L880,560L840,560Q823,560 811.5,571.5Q800,583 800,600L800,680Q800,730 765,765Q730,800 680,800L560,800ZM280,800Q230,800 195,765Q160,730 160,680L160,600Q160,583 148.5,571.5Q137,560 120,560L80,560L80,400L120,400Q137,400 148.5,388.5Q160,377 160,360L160,280Q160,230 195,195Q230,160 280,160L400,160L400,240L280,240Q263,240 251.5,251.5Q240,263 240,280L240,360Q240,398 218,429Q196,460 160,473L160,487Q196,500 218,531Q240,562 240,600L240,680Q240,697 251.5,708.5Q263,720 280,720L400,720L400,800L280,800Z"/>
+</vector>

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

@@ -135,6 +135,8 @@
     <string name="preference_update_automatically_name">Enable automatic updates</string>
     <string name="preference_release_channel_name">Use nightly release channel</string>
 
+    <string name="preference_category_gameplay">Gameplay</string>
+
     <string name="preference_release_channel_tag_name">Release channel</string>
     <string name="preference_release_channel_select">Select release channel</string>
     <string name="preference_release_channel_stable">Stable</string>
@@ -151,11 +153,13 @@
     <string name="preference_check_for_updates_no_internet">No internet found.</string>
     <string name="preference_check_for_updates_already_updating">An update is already in progress!</string>
 
-    <string name="preference_category_developer">Developer</string>
+    <string name="preference_category_developer">Advanced</string>
     <string name="preference_launch_arguments_name">Launch arguments</string>
     <string name="preference_launch_arguments_set_title">Set launch arguments</string>
     <string name="preference_text_clear">Clear</string>
 
+    <string name="preference_open_developer_options">Open developer options</string>
+
     <!-- ApplicationLogsActivity strings -->
     <string name="title_activity_application_logs">Application Logs</string>
     <string name="application_logs_no_logs">No logs available.</string>
@@ -170,5 +174,9 @@
     <string name="application_logs_default_filename" translatable="false">launcher_logcat.txt</string>
     <string name="application_logs_crash_only">Show Crash Buffer</string>
     <string name="application_logs_crash_only_enabled_alt">Enabled</string>
-    <string name="title_activity_alt_main">AltMainActivity</string>
+
+    <string name="title_activity_developer_settings">Developer Settings</string>
+    <string name="preference_developer_mode">Enable developer options</string>
+    <string name="preference_developer_mode_about">Developer mode enables some options that may make the game unstable. Please do not modify them unless you know what you\'re doing!\nThese options may change behavior, or be removed entirely in future updates.</string>
+    <string name="preference_developer_update_notice">Enabling developer mode automatically disallows the updater from overwriting custom loader builds.</string>
 </resources>