toubsen/wp-auto-more-tag — pull request #2 by prclibo (2013-09-14 21:43:26+00:00)
Title: added init for $insertSpot

I met a bug that content is repeated if it is shorter than the break length. Same bug is also reported at http://wordpress.org/support/topic/post-content-is-repeated-if-word-count-is-less-than-count-in-settings.

This init for $insertSpot should fix.