[tools] fixed dx path for an alternative android-sdk layout
[testdist] made testdist more failsafe (if the control code from the cdb throws exceptions)
[master] when opening a new cdb file, the ui will change it's selection
[hash] Added first part of hashTask distributed code
[master,distributed] Added UserParameter capabilities for Strings and sets of Strings
[master] The UserParameter can now be canceled
[dstributed] Addes Support for Boolean values
[distributed] Renamed UserParameter classes
[master] Fixed validation of boolean values