Fix compilation on Windows.

Remove fancy enum initialization used to ensure that the same return values where used in C and Python.

The return values where already hard-coded, also in Python, and we now have a unit-test that checks that the return-values correspond.
Do not build test_work_area on Windows.
Refactored code testing state transitions: allowed STATE_PARENT_FAILURE -> STATE_PARENT_FAULRE
Merge pull request #241 from perroe/windows_compile

Windows compile
Updated ui_return test to remove enum testing
Merge pull request #243 from joakim-hove/ui-return-build-failure

Updated ui_return test to remove enum testing
Merge pull request #240 from joakim-hove/allow-PARENT-FAILURE-2-PARENT-FAILURE

Allow state change STATE_PARENT_FAILURE -> STATE_PARENT_FAILURE
Setting state to STATE_INITIALIZED for successful updates
Allowing state transition STATE_HAS_DATA -> STATE_INITIALIZED
Merge pull request #244 from joakim-hove/master

More state_map updates
Removed stale demo code
Merge pull request #245 from joakim-hove/master

Removed stale demo code
ERT-366 - IDE: Add simple "save file" function, with quitting of ERT (or restart)
Added a toolbar with a save and reload button.
- Saving creates a backup with extension .backup
- Clicking the save button asks if the user would like to reload.
- The reload button restarts gERT
Split list of source and header files in a vertical column
ERT-206 - Create config wizard for Eclipse configuration

Tree view and tree structure implemented.
Changed time_mape_get_size() to return actual size - and not last_step
Removed implementation/type enkf_plot_arg_type
Cleaned up implementation enkf_plot_member
Renamed enkf_plot_member -> enkf_plot_tvector
Renamed enkf_fs_open() -> enkf_fs_mount()