One of the goal is to not import all modules needed by filters by
loading the page file.
In the same goal, move the import of parsers in the class definition.
Stop testing public posts, this has been failing for a long time.
Retrieve the date, though it isn't in the capability yet.
Move most of the code in browser.py now that it is cleaner and simpler.
Some more improvements should be coming, but it is already in a much
better state than it was.
