Revert "Removed vim mode lines."

This reverts commit 32009b17e4d35a812575cfcf6bae9ec49fc67446.
Revert "Merge branch 'no-version'"

This reverts commit d9ced92d4040ee6c1475e96e18d715f99647e668, reversing
changes made to d2fa664a12b478b3fd21f7659f3674c8520bf43b.

Conflicts:
	include/json/version.h (keep)