added null check for constraints set
added guava library to generators project
Implemented prototype of n-wise test generator
stubs for test classes for n-wise test data generator
removed obsolete generator files
new API for test generator plugins
removed algorithm extension point, added generator extension point
removed obsolete extension point schema file
added schema file for generator extension point
Implementation of generic n-wise test data generator
junit tests for n-wise test data generator
updated plugin definition for n-wise generator
updated dialog strings
replaces ArrayList with generic List in declarations
updated dialog for new test generation plugin architecture
updated equals() check
updated Constants with generator extension point constants
use Generics for constraints
use List instead ArrayList in declarations
List ofr ArrayList in declarations