* extended AttestMachine FundAccount to support a given fee denominator
* renamed testutil/network/network.go to testutil/network/loader.go
* renamed new to Load
* integrated cosmos/testutil/network to planetmint-go/testutil/network
* changed to plmnt token tests only!
* removed obsolete variables
* fixed newest linter issues
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Signed-off-by: Jürgen Eckel <juergen@riddleandcode.com>
