Use internal SQLite database instead of keeping all lessons in memory.
Improve start-up performance
Conditional scan on startup / manual scan from menu.
Add option to correct original texts.
Add support for New Greek With Ease
Persistently store user modified texts (original text or translations) on SD card.
Fixed displaying single digit lesson numbers, jumping to next lesson, and counting number of lesson texts.
Fixed bug when manually jumping to next lesson.
Clean up use of Context/Activity as class attributes.
Fix crash on resume (probably closes issue 4).