add permission to open files on osx, update android project

PanoPainter-OSX/PanoPainter.entitlements

@@ -6,6 +6,8 @@
 	<true/>
 	<key>com.apple.security.assets.pictures.read-write</key>
 	<true/>
+	<key>com.apple.security.files.user-selected.read-write</key>
+	<true/>
 	<key>com.apple.security.network.client</key>
 	<true/>
 </dict>

android/CMakeLists.txt

@@ -65,6 +65,7 @@ add_library(
 	../src/node_color_quad.cpp
 	../src/node_colorwheel.cpp
 	../src/node_combobox.cpp
+	../src/node_changelog.cpp
 	../src/node_dialog_browse.cpp
 	../src/node_dialog_cloud.cpp
 	../src/node_dialog_open.cpp
@@ -86,6 +87,7 @@ add_library(
 	../src/node_stroke_preview.cpp
 	../src/node_text.cpp
 	../src/node_text_input.cpp
+	../src/node_usermanual.cpp
 	../src/node_viewport.cpp
 	../src/node_scroll.cpp
 )

src/node_button_custom.cpp

@@ -49,7 +49,7 @@ kEventResult NodeButtonCustom::handle_event(Event* e)
         mouse_capture();
         break;
     case kEventType::MouseUpL:
-        #ifdef __IOS__
+        #if defined(__IOS__) || defined(__ANDROID__)
             m_color = color_normal;
         #else
             m_color = m_mouse_inside ? color_hover : color_normal;