Remove unneeded import statements
Use a slice instead of a list

By replacing the container/list with a slice we can make use of
sort.Sort and subslicing to get our top-N termfacet results.
added benchmark for term facet processing
fix missing close in index test
Merge branch 'termfacetrefactor' of github.com:Shugyousha/bleve into Shugyousha-termfacetrefactor
fix slice allocation to be size 0 cap len(fb.termsCount)
Merge branch 'Shugyousha-termfacetrefactor'
Update "code.google.com" import paths

https://github.com/couchbase/sync_gateway/issues/492
Update protobuf imports
Merge pull request #132 from avsej/master

Update "code.google.com" import paths
typo in comment
moved levenshtein code outside of fuzzy searcher
should allow easier reuse