15.2.1

• Bugfix: values of 3 ConfigFlag constants are out-of-date
• Bugfix: Android native libraries are missing an object file
• Bugfix: ConfigFlag.describe() ignores 3 flags
• Added the DeformableSpace, MyShape, and ReducedDeformableBody classes.
• Added constants SDF_MDF and SDF_RDN to the ConfigFlag class.
• Added the tan() method to the FastMath class.
• Added the isOdd() method to the MyMath class.
• Added the removeSuffix() method to the MyString class.
• Added a warning when the native library version is unexpected.
• Updated the Bullet sourcecode to match SHA1 ID=a1d96646 of the bullet3 project.