Merge pull request #408 from giannello/develop

Export https_proxy too
Update changes log
Add RHEL optional repository fixes to the changes log
Bump version for stable release
Use the right GitHub raw URL
Detect Oracle Linux Server 6.5
Overcome the Oracle Linux awkwardness.

`--enablerepo=XYX` disables ALL OTHER REPOS!!!!
Update changes log
Bump version
Oracle also has testing installation support
Fix copy/paste typos
Update changes log
Fix missing curl option on README.rst
Remove reference to curl with --insecure option
We also need to workaround Oracle when installing `ts-flags`.
Fix SC2086 - Double quote to prevent globing and word splitting
Fix SC2015 - Note that A && B || C is not if-then-else. C may run when A is true
Fix SC2086 - Double quote to prevent globing and word splitting
Fix SC2086 - Double quote to prevent globing and word splitting
Fix SC2086 - Double quote to prevent globing and word splitting