flymake-jshint fixes
flymake-jshint fixes

1. don't assume default-directory contains the current buffer's directory
2. don't add to js-mode-hook arbitrarily

Wilfred/.emacs.d,Wilfred/.emacs.d,Wilfred/.emacs.d,Wilfred/.emacs.d,Wilfred/.emacs.d,Wilfred/.emacs.d,Wilfred/.emacs.d