0.2.0

• Added syllableCount(), which counts the total amount of syllables of the input.
• Added wordSyllables(), which returns the syllables of every unique word.
• Added fleschReadingEase(), which calculates the Flesch reading ease score.
• Added fleschKincaidGradeLevel(), which calculates the Flesch-Kincaid grade level.
• Dropped the deployment target from iOS 8.3 to 8.0.