Remove outdated vim support

Closes #288

contrib/vim

@@ -0,0 +1 @@
+vim support can be found at https://github.com/ChaiScript/vim-chaiscript

contrib/vim/README.txt

@@ -1,7 +0,0 @@
-Install ftdetect, indent and syntax subdirectories to:
-
-~/.vim/
-
-See the vim documentation on this:
-
-http://vimdoc.sourceforge.net/htmldoc/syntax.html#mysyntaxfile

contrib/vim/ftdetect/chaiscript.vim

@@ -1,2 +0,0 @@
-au BufRead,BufNewFile *.chai            set filetype=chaiscript
-

contrib/vim/indent/chaiscript.vim

@@ -1,50 +0,0 @@
-" Vim indent file
-" Language:     ChaiScript
-" Maintainer:	Jason Turner <lefticus 'at' gmail com>
-
-" Only load this indent file when no other was loaded.
-if exists("b:did_indent")
-  finish
-endif
-let b:did_indent = 1
-
-setlocal indentexpr=GetChaiScriptIndent()
-setlocal autoindent
-
-" Only define the function once.
-if exists("*GetChaiScriptIndent")
-  finish
-endif
-
-function! GetChaiScriptIndent()
-  " Find a non-blank line above the current line.
-  let lnum = prevnonblank(v:lnum - 1)
-
-  " Hit the start of the file, use zero indent.
-  if lnum == 0
-    return 0
-  endif
-
-  " Add a 'shiftwidth' after lines that start a block:
-  " lines containing a {
-  let ind = indent(lnum)
-  let flag = 0
-  let prevline = getline(lnum)
-  if prevline =~ '^.*{.*'
-    let ind = ind + &shiftwidth
-    let flag = 1
-  endif
-
-  " Subtract a 'shiftwidth' after lines containing a { followed by a }
-  " to keep it balanced
-  if flag == 1 && prevline =~ '.*{.*}.*'
-    let ind = ind - &shiftwidth
-  endif
-
-  " Subtract a 'shiftwidth' on lines ending with }
-  if getline(v:lnum) =~ '^\s*\%(}\)'
-    let ind = ind - &shiftwidth
-  endif
-
-  return ind
-endfunction

contrib/vim/syntax/chaiscript.vim

@@ -1,99 +0,0 @@
-" Vim syntax file
-" Language:	ChaiScript
-" Maintainer:	Jason Turner <lefticus 'at' gmail com>
-
-" Quit when a (custom) syntax file was already loaded
-if exists("b:current_syntax")
-  finish
-end
-
-let s:cpo_save = &cpo
-set cpo&vim
-
-syn case match
-
-" syncing method
-syn sync fromstart
-
-" Strings
-syn region chaiscriptString        start=+"+ end=+"+ skip=+\\\\\|\\"+ contains=chaiscriptSpecial,chaiscriptEval,@Spell
-
-" Escape characters
-syn match  chaiscriptSpecial       contained "\\[\\abfnrtv\'\"]\|\\\d\{,3}"
-
-" String evals
-syn region chaiscriptEval          contained start="${" end="}"
-
-" integer number
-syn match  chaiscriptNumber        "\<\d\+\>"
-
-" floating point number, with dot, optional exponent
-syn match  chaiscriptFloat         "\<\d\+\.\d*\%(e[-+]\=\d\+\)\=\>"
-
-" floating point number, starting with a dot, optional exponent
-syn match  chaiscriptFloat         "\.\d\+\%(e[-+]\=\d\+\)\=\>"
-
-" floating point number, without dot, with exponent
-syn match  chaiscriptFloat         "\<\d\+e[-+]\=\d\+\>"
-
-" Hex strings
-syn match  chaiscriptNumber        "\<0x\x\+\>"
-
-" Binary strings
-syn match  chaiscriptNumber        "\<0b[01]\+\>"
-
-" Various language features
-syn keyword chaiscriptCond         if else
-syn keyword chaiscriptRepeat       while for do
-syn keyword chaiscriptStatement    break continue return switch case default
-syn keyword chaiscriptExceptions   try catch throw
-
-"Keyword
-syn keyword chaiscriptKeyword      def true false attr
-
-"Built in types
-syn keyword chaiscriptType         fun var auto
-
-"Built in funcs, keep it simple
-syn keyword chaiscriptFunc         eval throw
-
-"Let's treat all backtick operator function lookups as built in too
-syn region  chaiscriptFunc         matchgroup=chaiscriptFunc start="`" end="`"
-
-" Account for the "[1..10]" syntax, treating it as an operator
-" Intentionally leaving out all of the normal, well known operators
-syn match   chaiscriptOperator     "\.\."
-
-" Guard seperator as an operator
-syn match   chaiscriptOperator     ":"
-
-" Comments
-syn match   chaiscriptComment      "//.*$" contains=@Spell
-syn region  chaiscriptComment      matchgroup=chaiscriptComment start="/\*" end="\*/" contains=@Spell
-
-
-
-hi def link chaiscriptExceptions	Exception
-hi def link chaiscriptKeyword		Keyword
-hi def link chaiscriptStatement		Statement
-hi def link chaiscriptRepeat		Repeat
-hi def link chaiscriptString		String
-hi def link chaiscriptNumber		Number
-hi def link chaiscriptFloat		Float
-hi def link chaiscriptOperator		Operator
-hi def link chaiscriptConstant		Constant
-hi def link chaiscriptCond		Conditional
-hi def link chaiscriptFunction		Function
-hi def link chaiscriptComment		Comment
-hi def link chaiscriptTodo		Todo
-hi def link chaiscriptError		Error
-hi def link chaiscriptSpecial		SpecialChar
-hi def link chaiscriptFunc		Identifier
-hi def link chaiscriptType		Type
-hi def link chaiscriptEval	        Special
-
-let b:current_syntax = "chaiscript"
-
-let &cpo = s:cpo_save
-unlet s:cpo_save
-" vim: nowrap sw=2 sts=2 ts=8 noet