Minor update of p_a_c_k_e_r unpacking

Splitting into the packed chunks was failing, if the packed code
contained "{}))" string of symbols. Now the detection is sliiiightly
better.
Move paypal-donate.gif to web folder

The image was needlessly lonely stored on the spicausis.lv domain
Merge branch 'master' of github.com:einars/js-beautify into gh-pages