Remove spaces in "renormalize" line

In the manual configuration instructions, the spaces in the "renormalize = true" line around the "=" sign need to be removed. With those spaces, "git reset --hard head" produces the following error: " is not a valid attribute name: .git/info/attributes:3" (note the leading space).

Related: #11
Merge pull request #39 from tollmanz/master

Remove spaces in "renormalize" line