Size of this extension

v 1.2.2: 127 kb
v 1.2.4: 128 kb
v 1.2.5: 133 kb
v 1.2.6: 134 kb
v 1.2.7: 134 kb

and v 1.3.0: 12 MB, wow !!!!

What's the problem with v 1.3.0?

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Thanks kgersen for your answer, I'll install v 1.4.1 (size: 1.5 MB), and I changed 3 stars for 5 stars, because I like this extention, it's very useful for me.