deepfield/bird — pull request #1 by pauldeepfield (2014-10-01 20:14:59+00:00)
Title: Don't overwrite communities w/ blank extended communities list

See https://deepfield.atlassian.net/browse/SUP-282

https://deepfield.atlassian.net/browse/SUP-282?focusedCommentId=13589&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-13589

"ext-community", w/ empty attr bufferm was overwriting "community" string.