Added conditional around part of paratest.server.pl that concatenates memory leak logs so that it only does so if there are memory leak logs.
Added conditional around part of paratest.server.pl that concatenates memory
leak logs so that it only does so if there are memory leak logs.


git-svn-id: 88467cb1fb04b8a755be7e1ee1026be4190196ef@15887 3a8e244f-b0f2-452b-bcba-4c88e055c3ca

chizarlicious/chapel,chizarlicious/chapel,hildeth/chapel,CoryMcCartan/chapel,chizarlicious/chapel,hildeth/chapel,chizarlicious/chapel,sungeunchoi/chapel,sungeunchoi/chapel,CoryMcCartan/chapel,hildeth/chapel,CoryMcCartan/chapel,sungeunchoi/chapel,sungeunchoi/chapel,hildeth/chapel,CoryMcCartan/chapel,chizarlicious/chapel,hildeth/chapel,CoryMcCartan/chapel,sungeunchoi/chapel,CoryMcCartan/chapel,chizarlicious/chapel,CoryMcCartan/chapel,sungeunchoi/chapel,sungeunchoi/chapel,hildeth/chapel,hildeth/chapel,sungeunchoi/chapel,chizarlicious/chapel