Merge pull request #32 from wadey/fix-variable-scope

Fix variable scope

Fix variable scope

Global scope must be used for variables that are not specific to one buffer,
and `b:curr_file` has to be reset for each buffer.

Closes: #31

Consolidated filename functionality. Closes #30

Added OS X and Google Chrome auto refresh with applescripts

Use vim-markdown-preview as the name for all html generated files

Merge pull request #24 from rpoddighe/master

Correctly handle spaces in local filepaths

Correctly handle spaces in local filepaths

Added xdg-open support

Updated README requirements for grip

Check if global flags exist before setting them

Handle space in filepath names; Fixes #19

Added missing link to browsers; Nit capitalization

Added bug reference links in README.md

Refactor README.md to be more clear with options

Added variable to remap ctrl-p

Fixed image rendering markdown path

Added GitHub markdown information to README

Added GitHub markdown to image preview mapping

Merge pull request #11 from oshybystyi/support-for-github-flavoured-md

Added support for github flavoured markdown

Added support for github flavoured markdown