Make fetcher a class.
Merge branch 'master' of github.com:mt-inside/fsfuse
Merge branch 'master' of github.com:mt-inside/fsfuse
Add the concept of a config_data_t having "missing" values.
Look over all config data items in the stack and read the required value from the first one that has it.
Copyright messages.
Move config system to its own directory.
Add plumbing for config system tests.
Add tests for config system, fix bugs found.
Tidy up.
Allow tests to run in no fork mode.