Merge branch 'master' into ignore_loading_eclipse_summary
Moved conditional ensemble initialization to enkf_main_init_run()
Made iactive input argument in enkf_main_run_smoother()
Introduced init_mode_enum to control initialization behaviour
Made enkf_main_set_fs() interpret NULL input name
Merge branch 'master' into ignore_loading_eclipse_summary
Fixed bug in ignore loading eclipse summary implementation
Bugfix ignore loading ecl summary
Bugfix ignore loading ecl summary
ERT-387 - Add the special fields associated with the Ensemble Smoother

Removed files
ERT-387 - Add the special fields associated with the Ensemble Smoother

Added some icons
ERT-387 - Add the special fields associated with the Ensemble Smoother
Removed code that caused deprecation warning.
ERT-387 - Add the special fields associated with the Ensemble Smoother
Renamed function
ERT-387 - Add the special fields associated with the Ensemble Smoother
Updated tools
ERT-387 - Add the special fields associated with the Ensemble Smoother
Updated and new tests
ERT-387 - Add the special fields associated with the Ensemble Smoother
Added search highlighting
ERT-387 - Add the special fields associated with the Ensemble Smoother
Added argument types for a range string and proper names.
ERT-387 - Add the special fields associated with the Ensemble Smoother
Applied proper name argument type to a keyword
ERT-387 - Add the special fields associated with the Ensemble Smoother
Updated and new Ert models
ERT-387 - Add the special fields associated with the Ensemble Smoother
Updated widgets + the new error popup widget.