First commit

- Library works
- Test for canvas height
- Test for drawing function
- Chord class added
Draw a chord done

Next: implement chord library
Chord library done

Next: render chord position, transpose.
Fix project, chord view demo.
Position testing...
Fix E9 chord positions
Fix bugs, keep testing until ok.

Next: transpose.
Done transpose
Test
Add 'ChordDroid/' from commit '4ffcf68a24878d1732122c8778837578f773c059'

git-subtree-dir: ChordDroid
git-subtree-mainline: 28018010ba809d41b1b3df2050d7915407abd021
git-subtree-split: 4ffcf68a24878d1732122c8778837578f773c059