remove unrelated words from lexicon
Merge remote-tracking branch 'upstream/master'
verify polarity using SWN
Locking added to the pipeline and individual executors.
Method to cleanup and stop processing of a product if error during execution of processing modules.
Merge remote-tracking branch 'upstream/master'
404 error page
Merge remote-tracking branch 'upstream/master'
Merge branch 'master' of https://github.com/SigmaCR/sigma-cr
Fixed links in 404 page