新文件：    src/languages/vim.js
	修改：      src/test.html
	修改：      AUTHORS.en.txt
	修改：      docs/css-classes-reference.rst
	修改：      src/languages/vim.js
1. remove some keywords that's used as operators more often.
2. fixed lexeme
	修改：      src/languages/vim.js
Merge branch 'master' of github.com:harttle/highlight.js into vimscript

Conflicts:
	AUTHORS.en.txt
	src/test.html
Don't escape mode buffer before searching for keywords, otherwise keywords like 'lt', 'gt', 'amp' are found in HTML entities.
Fixed up Vim Script relevance:

- zeroed relevance of single-character keywords
- illegalized `{` and `:` in the default mode
- factored in unneeded `variants` in the variable definition
Added Harttle to AUTHORS.ru.txt
Moved Vim Script after AppleScript in test.html and class reference.
Merge branch 'master' of github.com:isagalaev/highlight.js

Conflicts:
	AUTHORS.ru.txt
Alias for Objective-C

On GitHub, the `objc` alias is often used. Can we add it?
Also, is it possible to add `obj-c` (with a dash)?
Merge pull request #390 from xslim/patch-1

Alias for Objective-C
Add obj-c as alias to objectivec
Add new Obj-C aliases to CSS classes reference