Add haskell keyword customization
Add haskell keyword customization

Make keyword colors match to Vim's version for Haskell source files

sellout/emacs-color-theme-solarized,junag/emacs-color-theme-solarized,ramLlama/emacs-color-theme-solarized,mattduck/emacs-color-theme-solarized,dgoel/emacs-color-theme-solarized