chore(package): update webpack to version 1.13.0
chore(package): update webpack to version 1.13.0

https://greenkeeper.io/
jonafato/vim-awesome,vim-awesome/vim-awesome,divad12/vim-awesome,vim-awesome/vim-awesome,jonafato/vim-awesome,divad12/vim-awesome,jonafato/vim-awesome,vim-awesome/vim-awesome,divad12/vim-awesome,jonafato/vim-awesome,divad12/vim-awesome,vim-awesome/vim-awesome,vim-awesome/vim-awesome