Reverts "Make quoteIfContainsWhite quote…". Refs #702.

This reverts commit 5dd5c78fdabfd4fb7c0a170b3f0ee87bf569fa29 to avoid
tool breakage. A different approach is being worked on #730.
Merge pull request #732 from gradha/pr_reverts_quoting_changes

Reverts "Make quoteIfContainsWhite quote…". Refs #702.