Blacktie distribution bin path permissions too restrictive

Download and unpack the distribution. The permissions on the bin folder are too restrictive (it also causes problems with the quickstarts):

[mmusgrov@localhost blacktie-5.0.0.CR2-SNAPSHOT]$ ls -l
total 5876
d---------. 2 mmusgrov mmusgrov 4096 Nov 20 15:25 bin