updated download to work as documented
first revision, comments inline
Still working on download, just saving work
1st draft, fully functioning Shoes download, not pretty and specs need work
removed shoeshttp, http_response, to do in a different PR
cleaned up white space, fixed spec
add response to download
adding parens to method definitions
Merge branch 'download' of github.com:KCErb/shoes4 into KCErb-download
Quick fix for simple-downloader.rb #612 to work for me, see #636