Added localization example. (#145)

* Added localization example.

* Fixed example manual description and prevented displaying text while fonts are being changed.

* Added thumbnail image.

Author: paweljarosz

gui/localization/appmanifest.png

@@ -0,0 +1,5 @@
+font: "/assets/fonts/SourceSansPro-Semibold.ttf"
+material: "/builtins/fonts/font-df.material"
+size: 24
+output_format: TYPE_DISTANCE_FIELD
+characters: " !\"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~"

gui/localization/appmanifestgameproject.png

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+font: "/assets/fonts/NotoSansArabic-Medium.ttf"
+material: "/builtins/fonts/font-df.material"
+size: 24
+output_format: TYPE_DISTANCE_FIELD
+characters: " !\"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~"

gui/localization/assets/fonts/NotoSansArabic-Medium.ttf

@@ -0,0 +1,5 @@
+font: "/assets/fonts/NotoSansJP-Regular.ttf"
+material: "/builtins/fonts/font-df.material"
+size: 24
+output_format: TYPE_DISTANCE_FIELD
+characters: " !\"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~"

gui/localization/assets/fonts/NotoSansJP-Regular.ttf

@@ -0,0 +1,15 @@
+animations {
+  id: "button"
+  images {
+    image: "/assets/img/panel-transparent-border-029.png"
+  }
+  playback: PLAYBACK_NONE
+}
+animations {
+  id: "panel"
+  images {
+    image: "/assets/img/panel-transparent-center-025.png"
+  }
+  playback: PLAYBACK_LOOP_FORWARD
+}
+extrude_borders: 2