message: fix(database): ignore case
diff: @@ -56,7 +56,7 @@ export const db = new SaladictDB()
  export function isInNotebook ({ info }: MsgIsInNotebook) {
  return db.notebook
  .where('text')
  - .equals(info.text)
  + .equalsIgnoreCase(info.text)
  .count()
  .then(count => count > 0)
  }
  @@ -77,7 +77,7 @@ export function deleteWords ({ area, dates }: MsgDeleteWords) {
  export function getWordsByText ({ area, text }: MsgGetWordsByText) {
  return db[area]
  .where('text')
  - .equals(text)
  + .equalsIgnoreCase(text)
  .toArray()
  }
  