Linux/MacOSX: use new icons contributed by Andreas Becker (https://github.com/veracrypt/VeraCrypt/issues/9#issuecomment-118353850)

src/Main/Main.make

@@ -194,7 +194,7 @@ ifeq "$(TC_BUILD_CONFIG)" "Release"
 ifndef TC_NO_GUI
 	mkdir -p $(PWD)/Setup/Linux/usr/share/applications
 	mkdir -p $(PWD)/Setup/Linux/usr/share/pixmaps
-	cp $(PWD)/Resources/Icons/VeraCrypt-48x48.xpm $(PWD)/Setup/Linux/usr/share/pixmaps/$(APPNAME).xpm
+	cp $(PWD)/Resources/Icons/VeraCrypt-256x256.xpm $(PWD)/Setup/Linux/usr/share/pixmaps/$(APPNAME).xpm
 	cp $(PWD)/Setup/Linux/$(APPNAME).desktop $(PWD)/Setup/Linux/usr/share/applications/$(APPNAME).desktop
 endif
 

src/Main/Resources.cpp

@@ -155,8 +155,8 @@ namespace VeraCrypt
 #ifdef TC_WINDOWS
 		return wxIcon (L"IDI_TRUECRYPT_ICON", wxBITMAP_TYPE_ICO_RESOURCE, 16, 16);
 #else
-#		include "Resources/Icons/VeraCrypt-16x16.xpm"
-		return wxIcon (VeraCryptIcon16x16);
+#		include "Resources/Icons/VeraCrypt-256x256.xpm"
+		return wxIcon (VeraCryptIcon256x256);
 #endif
 	}