sproutcore/sproutcore — pull request #1110 by jribar (2013-10-07 16:47:09+00:00)
Title: Fixes bug with SC.ContentValueSupport when removing old content observers

A recent bug fix (1beeb1466e85f72e7231e05853aa2a249e344e8c) caused an issue where ```_old_contentValueKeys``` was no longer being removed when it was a string.

This patch fixes the issue- No tests are included.