Update the README and TODO.
Add a method for writing messages to the console.

  -- replace manual calls to _appendBlock
Bugfix: Fix disappearing file watches!

  -- fix the problem by reloading the watches
  -- not sure this is the right approach
  -- check whether the bug might have been in encoding troubles?
  -- for some reason, the file watcher stops watching some
     files even-though it has them in its list --- weird!
Make wordUnderCursor more versatile.
Improve function call tooltips.
Add the possibility to execute commands from the shell in the console.
Documentation work.