Colorizer: "version" should be "1.0" and not "1" in XML declaration

[franksouza183]

Some applications treat the file as invalid svg when "version" attribute on xml declaration (<?xml version="1.0" encoding="UTF-8"?>) is set to "1". Some thumbnailers, for example, doesn't recognize it:

On the left, the original icon theme

[ElectronicsArchiver]

Damn those outliers! In this case it can be fixed easily, but in general thats pretty stupid, you'd have to purposely dumb down your cml parser to not convert the number just so you can make sure..