rev.1.2.11; this branch will track solr 4.8.x
Merge branch 'master' into ifpress-solr-plugin-1.2

Conflicts:
	pom.xml
Merge branch 'master' into ifpress-solr-plugin-1.2
fixed difference between solr 4.8/10
Merge branch 'master' into ifpress-solr-plugin-1.2
rev. 1.2.12
rev. 1.2.13-SNAPSHOT
TODO comments
Merge branch 'ifpress-solr-plugin-1.2'
1.3.1-SNAPSHOT
strip punctuation, whitespace, etc.
reindented
initialize the scratch buffer
use contexts to eliminate low-freq terms; use docfreq consistently as freq
test stripping punctuation
indentation
test for duplicates