GitLab

The $OSTYPE variable is set at ZSH compile time and can be safely used
to determine the OS of the system. e.g. darwin (os x)

* Add "x" in front of the value we check against...
* Use true instead of yes (more consistent with the rest of ohmyzsh)

The fact that no one seems to have raised this as an issue leads me to believe it's not used that much...

Adds support for Rapid Board without breaking backwards compatibility (like #1378)
Allows JIRA url to be set in .zshrc, current directory, and/or home directory.

Updated to allow for usage of the new Rapid Board jira url formats