doc: Move files in _docs/public to docs

.gitignore

@@ -2,3 +2,5 @@
 *~
 *.aar
 *.apk
+docs/examples/*.js
+docs/examples/*.js.map

_docs/.gitignore

@@ -1,2 +0,0 @@
-public/examples/*.js
-public/examples/*.js.map

_docs/public

@@ -0,0 +1 @@
+../docs

docs/examples/_resources/images/license.md

@@ -0,0 +1,39 @@
+# License
+
+## ebiten.png
+
+```
+http://www.sozai-page.com/02_sozai/b/b04/b04_002/b04_002.html
+```
+
+## fiveyears.jpg
+
+```
+The Go gopher was designed by Renee French. (http://reneefrench.blogspot.com/)
+The design is licensed under the Creative Commons 3.0 Attributions license.
+Read this article for more details: https://blog.golang.org/gopher
+```
+
+## gophers.jpg
+
+```
+http://blog.golang.org/go-programming-language-turns-two
+
+Photograph by Chris Nokleberg
+the Creative Commons Attribution 3.0 License
+```
+
+## tile.png
+
+```
+http://opengameart.org/node/8016
+
+CC0 1.0
+```
+
+## Other image files
+
+```
+Copyright 2014 Hajime Hoshi
+the Creative Commons Attribution 3.0 License
+```