v1.0.0

• Refactor many autoload functions
  • ghcmod.vim is an interface to ghc-mod
  • ghcmod/command.vim contains definitions of commands
  • ghcmod/type.vim is an implementation of :GhcModType
    • Now w:ghcmod_type_matchid is not needed and deleted
  • ghcmod/util.vim is a collection of utilities
• Add test cases
• Speed up boot time by moving autoload functions used at loading ftplugins
• Add commands with ! that is executed even if the current buffer is modified
• Show splicing end locations in :GhcModExpand
• Fix escaping in :GhcModInfoPreview
• Fix ignorance of g:ghcmod_ghc_options