Adding proper header and footer (use M-x checkdoc to confirm).
Fixing some byte-compilation warnings.
Since julia-mode.el contains utf-8 chars, mark the file as utf-8.
Adding autoload cookie for associating .jl files with julia-mode.
Highlight function names and type names.
Use regexp-opt for keyword and constant regexps, because it outputs
regexps that are more efficient.
Removing unused constant.
Merge pull request #7936 from Wilfred/emacs_mode_improvements

Emacs mode improvements