Remove use of the spam property of words
Use new getWithText() method of word repository
Merge branch 'word-repo-changes'
Remove splitInputIntoSentences() method

This method is no longer needed.
Remove special treatment of 'action text' in splitSentenceIntoWords()
Rewrite the word matching regex
Also spell check numbers and sums
Merge branch 'spam-bug'
Rename database column from "message" to "text" in messages table
Merge branch 'message-to-text'