Add set_data_empty method to qc reset and edit init file (#121)

Develop qcreset with docs and tests

docs/qcreset.rst

@@ -14,18 +14,17 @@ Design philosophy
 * The ``qcreset`` methods are meant to run inside RMS at the begining of
   a modelling process
 
-
-1. set_data_empty
------------------
+Method set_data_empty
+---------------------
 
 
 This method set all data described as input as empty. The data are not deleted
 so that the geometry of the data (surfaces or 3D grid properties) should be
 preserved and no workflow component (job or other) should be reset.
 
 
-1.1. Signature
-~~~~~~~~~~~~~~
+Signature
+~~~~~~~~~
 
 The input of this method is a Python dictionary with defined keys. The key
 "project" is required while "horizons", "zones" and "grid_models" are optional
@@ -64,21 +63,21 @@ grid_models
 
 
 
-1.2. Known issues
-~~~~~~~~~~~~~~~~~
+Known issues
+~~~~~~~~~~~~
 
 * None for now
 
 
-1.3. Examples to run from RMS
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+Examples to run from RMS
+~~~~~~~~~~~~~~~~~~~~~~~~
 
-1.3.1. Example 1
-^^^^^^^^^^^^^^^^
+Example 1
+^^^^^^^^^
 
 .. code-block:: python
 
-    from fmu.tools import qcreset
+    from fmu.tools.rms import qcreset
     import roxar
 
     SETUP = {
@@ -104,8 +103,8 @@ grid_models
         qcreset.set_data_empty(SETUP)
 
 
-2. set_data_constant
---------------------
+Method set_data_constant
+------------------------
 
 
 This method set all values of the data described as input to a constant.
@@ -115,8 +114,8 @@ component (job or other) is reset.
 This method is more conservative than the ``set_data_empty`` method.
 
 
-2.1. Signature
-~~~~~~~~~~~~~~
+Signature
+~~~~~~~~~
 
 The input of this method is a Python dictionary with defined keys. The keys
 "project" and "value" are required while "horizons", "zones" and "grid_models"
@@ -161,21 +160,21 @@ grid_models
 
 
 
-2.2. Known issues
-~~~~~~~~~~~~~~~~~
+Known issues
+~~~~~~~~~~~~
 
 * None for now
 
 
-2.3. Examples to run from RMS
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+Examples to run from RMS
+~~~~~~~~~~~~~~~~~~~~~~~~
 
-2.3.1. Example 1
-^^^^^^^^^^^^^^^^
+Example 1
+^^^^^^^^^
 
 .. code-block:: python
 
-    from fmu.tools import qcreset
+    from fmu.tools.rms import qcreset
     import roxar
 
     SETUP = {
@@ -202,12 +201,12 @@ grid_models
         qcreset.set_data_constant(SETUP)
 
 
-2.3.2. Example 2
-^^^^^^^^^^^^^^^^
+Example 2
+^^^^^^^^^
 
 .. code-block:: python
 
-    from fmu.tools import qcreset
+    from fmu.tools.rms import qcreset
     import roxar
 
     # We split the work into 2 different setups here in order to use different