Official release version 1.9.2
Simplified concurrency in TimedShell
Add method to obtain the system binary (xz, ls, ...) in IEnvironment interface or throw exception if the binary or its link target does not exist
Throw exception if data files (desc, index, ...) does not exist
Remove xz binary in repository (app uses xz.gz)
Do null-check when resuming CompilationActivity
Issue detected: might throw OutOfMemory on devices with heap of size 16MB