Update Sass architecture to require helper imports

- Restructuring file strucure to support single file components use of
Sass variables when imported into vuepress.
- Creating a scalable file struc

Update Sass architecture to require helper imports

- Restructuring file strucure to support single file components use of
Sass variables when imported into vuepress.
- Creating a scalable file structure using Sass best practices

Tested by building and testing both the vue web ui and the
the documentation application.

Signed-off-by: Derick Montague <derick.montague@ibm.com>
Change-Id: Iddcefbf305c8dac978ee24e903df33b609e395e3

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