weboob: Fix pointer type
weboob: Fix const declarations
weboob: Fix freeing memory
weboob: Move from raw g_spawn to GSubProcess

Will help designing async features.
weboob: Remove uneeded code
weboob: Do not error if config not provided

Use default instead
weboob: share log domain between weboob modules
weboob: fix shared.h declaration
weboob: disable skip iteration

Don't know how to alert, so interrupt process.
weboob: add license header
weboob: optimize debug messages
weboob: add support for resolve operation
weboob: clean list of supported keys
weboob: add support for author
weboob: clean code
weboob: use publication date
weboob: fix json extracting value when null
weboob: add debug messages more verbose
weboob: initial browsing feature