Illegal hex characters in escape (%) pattern

Result: https://gist.github.com/johnmuhl/5158e0e4a9418bcfb53e

mkdir 'dir!'
touch 'dir!/100% fun.txt'
jruby -e 'Dir.glob("dir!/**/*")'

jruby -v
jruby 1.7.16.1 (1.9.3p392) 2014-10-28 4e93f31 on Java HotSpot(TM) 64-Bit Server VM 1.8.0_05-b13 +indy +jit [darwin-x86_64]

uname -a
Darwin sortie.local 14.0.0 Darwin Kernel Version 14.0.0: Fri Sep 19 00:26:44 PDT 2014; root:xnu-2782.1.97~2/RELEASE_X86_64 x86_64

[headius]

The problem here is that we treat any path with ! as a URI, and then try to decode the path as a URI. If anything in the path isn't valid for a URI, like %100, we blow up.

Possible fix: https://gist.github.com/headius/2dd9f99ee30d2d7a8470

[headius]

Needs a spec or test added to rubyspec or MRI, but it should be working right in 1.7.17.