Merge pull request #118 from samoht/master

simplify the run command, add a callback argument to IP
The fat library is in package 'fat-filesystem'
Merge pull request #119 from djs55/fat

The fat library is in package 'fat-filesystem'
Merge pull request #120 from samoht/master

HTTP support
adapt to Mirage_types v0.5
Bump version to 1.0
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