Add more commented patch numbers to version.c

This should help reduce conflicts when merging patches from upstream
vim-patch:7.4.213

Problem:    It's not possible to open a new buffer without creating a swap
            file.
Solution:   Add the ":noswapfile" modifier. (Christian Brabandt)

https://code.google.com/p/vim/source/detail?r=e25a04c1c515e6eb32197291472f89bcadfabf89