Added "incremental_" to filename during training cycle loop, such that "incremental_docvectors" is sought when -docindexing incremental is true
Added "incremental_" to filename during training cycle loop, such that "incremental_docvectors" is sought when -docindexing incremental is true

git-svn-id: 08ea2b8556b98ff0c759f891b20f299445ddff2f@707 483481f0-a63c-0410-a8a8-396719eec1a4

svn2github/semanticvectors,tuxdna/semanticvectors-googlecode,svn2github/semanticvectors,svn2github/semanticvectors,tuxdna/semanticvectors-googlecode,svn2github/semanticvectors,tuxdna/semanticvectors-googlecode,tuxdna/semanticvectors-googlecode