The spell checker module
booleanGetter indicates whether suggestion enabled.
booleanGets the boolean indicating whether optimized spell check to be performed.
booleanGetter indicates whether spell check has to be performed or not.
numberGets the languageID.
booleanGetter indicates whether underline removed for mis-spelled word.
numberGets the spell checked Unique words.
Method to clear cached words for spell check
Returns void