swap out current word prediction database for test bigram database
add code to get word ids
adapt query for bigram
change query to like predicate
add code to error check getWordId function
add code in getWordId to always take lowercase version of word
add code to reset prediction algorithm on clear
Merge pull request #83 from OwenMcGirr/iss#82

implemented bigram model
add code to create index on bigramdata table in word prediction database
swap out current word prediction database for test database with index
Merge pull request #87 from OwenMcGirr/iss#85

index on bigramdata
word prediction keys now pass actual database string to getWordId
Merge pull request #88 from OwenMcGirr/iss#86

word prediction keys now pass actual database string to getWordId