To prevent "Showcase" from becoming "Showcases",
also to have the RSS feed display correct titles,
i.e. "Showcase on gohugo.io" rather than "Showcase on ".
* Add meta author, description and generator tags
* Add Hugo version beside the logo and in the footer
* Suggest the user to run `go get -u -v` to update dependencies
* Requires Go 1.3+ rather than Go 1.1+
* Improve rendering/formatting in some places
* Add trailing slash to URLs where appropriate
* GitHub redirects all http requests to https, update accordingly
Make the sidebar menu slightly wider so the arrow
does not get pushed to the next line.
Also remove `text-transform: capitalize;` so we can have,
e.g., "Table of Contents" rather than "Table Of Contents".
With two entries of frequently encountered or obscured troubles so far:
- "Categories with accented characters" Unicode NFC/NFD mismatch
on Mac OS X (See #739)
- `hugo new` aborts with cryptic EOF error (See #776)
