Made the android set save functions private.

--HG--
branch : new-conf-flag-for-android-2

src/modules/filesystem/wrap_Filesystem.cpp

@@ -721,8 +721,8 @@ static const luaL_Reg functions[] =
 	{ "init", w_init },
 	{ "setFused", w_setFused },
 	{ "isFused", w_isFused },
-	{ "setAndroidSaveExternal", w_setAndroidSaveExternal },
-	{ "getAndroidSaveExternal", w_isAndroidSaveExternal },
+	{ "_setAndroidSaveExternal", w_setAndroidSaveExternal },
+	{ "_getAndroidSaveExternal", w_isAndroidSaveExternal },
 	{ "setIdentity", w_setIdentity },
 	{ "getIdentity", w_getIdentity },
 	{ "setSource", w_setSource },

src/scripts/boot.lua

@@ -494,7 +494,7 @@ function love.init()
 	end
 
 	if love.filesystem then
-		love.filesystem.setAndroidSaveExternal(c.externalstorage)
+		love.filesystem._setAndroidSaveExternal(c.externalstorage)
 		love.filesystem.setIdentity(c.identity or love.filesystem.getIdentity(), c.appendidentity)
 		if love.filesystem.isFile("main.lua") then
 			require("main")

src/scripts/boot.lua.h

@@ -913,9 +913,9 @@ const unsigned char boot_lua[] =
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