Hidenori Matsuoka updates all music apps for iOS

Hidenori Matsuoka has updated Chord NOTE to v6.8.1, Guitar Kit to v6.6.6, Piano Kit to v3.7.7 and PET Bottling to v1.5.2 for iOS. These updates improve usability.

Chord NOTE changes:

• Picked up speed when app brings to foreground. Unified redundant sound engine initialization.
• Added "Play" mode on Scale View. This mode allows user to check any note sound by tapping keyboard without changing current scales list.
• Changed some expressions.

Guitar Kit changes:

• Picked up speed when app brings to foreground. Unified redundant sound engine initialization.
• Added "Replay" buttons in 2 places (Make Tab, Direct Menu on Chart View). User can check editing chord sound anytime.
• Added indicators that show editing chord form in 2 places (Make Tab, Direct Menu on Chart View).
• Added check routine whether adding chord form is valid or not.

Piano Kit changes:

• Picked up speed when app brings to foreground. Unified redundant sound engine initialization.
• Added "Replay" buttons in 2 places (Make Tab, Direct Menu on Chart View). User can check editing chord sound anytime.
• Added indicators that show editing chord form in 2 places (Make Tab, Direct Menu on Chart View).

PET Bottling change:

• Picked up speed when app brings to foreground. Unified redundant sound engine initialization.