The variable was incorrectly pasted as `article` which made rendering
pages impossible. Thanks to @kloppen for triaging and suggesting the fix.
Fixes#29
* Ref #24 linkedin and github social link in author page and article page
-test case for that
- BaseTest added
* Ref #24 icon to link since linkedin and github is not present
* article color fix
* #21 changing logic to selecting cover image
- For categories, tags
- Some code refactor and indenting
* #21 initial codes for pelican unit tests
* #21 few more testing changes
* Ref #21 unit tests for article tests coverimages
* Ref #21 unit tests for page, tags, category and author coverimages
* Ref #21 readme updated
* added trailing slash to Home link - to properly handle root urls
* updated Home link on author page
* updated Home link on misc. pages
* switched from capitalize to title in order to properly capitalize two word names
* reverted URL changes to keep seperate from casing logic changes
* updated metatag logic to remove extraneous metatags on articles
* removed other changes. only author casing in this PR
