Created microscopic test library test_util and linked all tests to this library.
Added basic test_work_area structure
Removed msg argument from util_copy_directory() and added check for not islink and exists
Added commands to copy files and directory into test workare
Modified test enkf_forward_init_GEN_KW to work with test_work_area
Pure witespace change
Split util_copy_directory__ -> util_copy_directory_content()
CHangedd test to use _copy_directory_content() for setup
Rewritten test enkf_rng to use test_work_area
Changed test ecl_fmt to use test-work_area
Added test for test_work_area
Rewrote FIELD and SURFACE test to use test_work_area
util_ping will redirect stdout and stderr to /dev/null
Changed ert_util_ping test
Merge pull request #133 from joakim-hove/libtest_util

Created microscopic test library test_util and linked all tests to this ...
Added python wrapping of test_work_area
Typo
Modified grid_test.py to use TestArea
Modified sum to use TestArea
Modified kw to use TestArea