[DEV] change the android directory

.gitmodules

@@ -25,7 +25,7 @@
 	url = https://github.com/HeeroYui/libfreetype.git
 [submodule "external/z/zlib"]
 	path = external/z/zlib
-	url = https://github.com/HeeroYui/glew.git
+	url = https://github.com/madler/zlib.git
 [submodule "external/zip"]
 	path = external/zip
 	url = https://github.com/HeeroYui/libzip.git

build

@@ -1 +1 @@
-Subproject commit 858172d2c00fe72b1ec4c7ee458c07243d97eb0f
+Subproject commit 606c90b3685e5be82c055e337f11f764f6be7d55

external/etk

@@ -1 +1 @@
-Subproject commit c920396923f600e6f9b61780a00a0a18a69a7277
+Subproject commit 381dad6f1acd5d420982dc50ab5f725d3c53472f

external/z/zlib

@@ -1 +0,0 @@
-Subproject commit 471ea3cba3bf82e9b9351ea18b6744b06558082d

sources/ewol/texture/TexturePNG.cpp

@@ -74,7 +74,7 @@ bool ewol::imagePNG::GenerateImage(etk::UString & inputFile, draw::Image & ouput
 	if (png_sig_cmp(header, 0, 8))
 	{
 		EWOL_ERROR("Invalid file :" << fileName);
-		return;
+		return false;
 	}
 	
 	// PNG read setup
@@ -118,7 +118,7 @@ bool ewol::imagePNG::GenerateImage(etk::UString & inputFile, draw::Image & ouput
 	png_set_strip_16(png_ptr);
 	if (png_get_color_type(png_ptr, info_ptr) != PNG_COLOR_TYPE_RGBA) {
 		EWOL_ERROR("Must be RGBA");
-		return;
+		return false;
 	}
 	
 	draw::Color tmpColor(0,0,0,0);