fixed a typo in previous commit of requirements.txt
updated requirements.txt to allow unverified paths, fixes #307
rolled back install.sh change - better implemented in requirements.txt
task engine updated vcloud library to display doc link if missing vcloudpy lib, fixes #308
Merge branch 'master' of github.com:cloudsidekick/cato
update to requirements
fixed pep8 issues in certain files
task engine, fixed re.sub usage for python 2.6, fixes #209
additional task engine fix for python 2.6 regub support