Rewrite script/download in Python
Rewrite script/download in Python

Note that we no longer use curl and unzip to download/extract files,
opting to use built-in Python functionality instead.

adamjgray/libchromiumcontent,deepak1556/libchromiumcontent,electron/libchromiumcontent,adamjgray/libchromiumcontent,deepak1556/libchromiumcontent,hokein/libchromiumcontent,hokein/libchromiumcontent,bbondy/libchromiumcontent,atom/libchromiumcontent,synaptek/libchromiumcontent,zhanggyb/libchromiumcontent,brave/libchromiumcontent,electron/libchromiumcontent,eric-seekas/libchromiumcontent,eric-seekas/libchromiumcontent,brave/libchromiumcontent,jlord/libchromiumcontent,atom/libchromiumcontent,bbondy/libchromiumcontent,paulcbetts/libchromiumcontent,paulcbetts/libchromiumcontent,synaptek/libchromiumcontent,zhanggyb/libchromiumcontent,jlord/libchromiumcontent