Created setOnHaltTarget(String) to allow users to define a target within the ant project that will get execute if and only if this task halts the current target.
Created setOnHaltTarget(String) to allow users to define a target within the ant project that will get execute if and only if this task halts the current target.

git-svn-id: 0fb7d80ee932ae2a080de675cb20a4788b2d07b0@140 1a8b0fc8-9519-0410-aeec-afd8fd7729cf

ludovicc/testng-debian,ludovicc/testng-debian,ludovicc/testng-debian