Without initialisation, these vars were set to
arbitrary values which caused crashes on certain
platforms, yet magically worked on others (making
it hard to spot).

This fixes GUI freezing issues on 32bit Windows
and RP2 with 2g/2g kernel.

* Also clarify copyright ownership to Sam Aaron
  or if there is a specific "# coded by comment"
  that the copyright belongs to the coder. 

* Now sounds as it did in 2.0 but with the extra controls :-)

* Allows you to write a list of true and false
  more flexibly:

  (bools 1, 0, 1, 1) #=> [true, false, true, true]

* Returns a RingArray

* Handles nils, false and treats non-nil, non-false
  and non-0 values as truthy:

  (bools :a, 1, 0, false, nil) #=> [true, true, false, false, false]

add is_sample_loaded?

save/restore current workspace #

redock floating help window when it is closed

update jweather bio

(range 1, -5, -2) #=> [1, -1, -3, -5]