Removed redundant tests from test suite. testPair.sh and testPairPerturbed.sh...

Removed redundant tests from test suite. testPair.sh and testPairPerturbed.sh superceded by test27cells.sh and test27cellsPerturbed.sh. Added new testActivePair.sh that tests dopair1 when the number of active particles is varied.

configure.ac

@@ -861,8 +861,7 @@ AM_CONDITIONAL([HAVE_DOXYGEN], [test "$ac_cv_path_ac_pt_DX_DOXYGEN" != ""])
 # Handle .in files.
 AC_CONFIG_FILES([Makefile src/Makefile examples/Makefile doc/Makefile doc/Doxyfile tests/Makefile])
 AC_CONFIG_FILES([tests/testReading.sh], [chmod +x tests/testReading.sh])
-AC_CONFIG_FILES([tests/testPair.sh], [chmod +x tests/testPair.sh])
-AC_CONFIG_FILES([tests/testPairPerturbed.sh], [chmod +x tests/testPairPerturbed.sh])
+AC_CONFIG_FILES([tests/testActivePair.sh], [chmod +x tests/testActivePair.sh])
 AC_CONFIG_FILES([tests/test27cells.sh], [chmod +x tests/test27cells.sh])
 AC_CONFIG_FILES([tests/test27cellsPerturbed.sh], [chmod +x tests/test27cellsPerturbed.sh])
 AC_CONFIG_FILES([tests/test125cells.sh], [chmod +x tests/test125cells.sh])