Merge pull request #133 from joakim-hove/libtest_util

Created microscopic test library test_util and linked all tests to this ...
Merge pull request #134 from joakim-hove/libtest_util

Added python wrapping TestArea for test_work_area and used in many Python tests.
Renamed name of test work area
Merge pull request #135 from joakim-hove/master

Renamed name of test work area
Use config_file argument as name for test work area
Merge pull request #136 from joakim-hove/master

Use config_file argument as name for test work area
Added O2 flag that I accidentally removed a while ago
Changed test for NFS_RUNPATH, did not quite work
Added utility functions to return only name or only dirname of input path
Added function test_work_area_copy_file()
ecl_file testing will use test_work_area
Merge pull request #137 from joakim-hove/master

Made ecl_file test use test_work_area
Change ecl_fortio test to use test_work_area
Added function test_work_area_get_original_cwd()
Changed test config_path_elm to use test_work_area
Changed test job_torque_test to use test_work_area
Changed test enkf_runpath_list to use test_work_area
Changed test enkf_time_map to use test_work_area
Merge pull request #138 from joakim-hove/master

Changed remaining(?) tests to use test_work_area
Added method copy_file() to test_area