ERT-657 - FMU: Convex hull for a set of points with tests
ERT-657 - Fixed a erronous import
Merge pull request #528 from jepebe/ERT-657

Ert 657 Convex Hull generation
ERT-656: Added newline to silence warning.
ERT-656: Added include of type_macros.h
ERT-656: Reformatted the list of source and header files.
ERT-656: Added class fault_block to hold cell information for one fault block.
ERT-656: Added fault_block_layer to hold all the fault blocks in one layer.
ERT-656: Added fault_block_collection to hold fault blocks for many layers.
ERT-656: Added function fault_block_get_id()
ERT-656: Added fault_block.py implementation
ERT-656: Added check for size correspondance between KW and Grid.
ERT-656: Added python implementation of fault_block_layer
ERT-656: Changed faultBlock to take k as constructor argument.
ERT-656: Added reference to grid to protect against gc.
ERT-656: Added fault_block_collection - Python wrapper.
ERT-656: Added functionality to drop a faultBlock from a layer.
ERT-656: exposed functionality to add new blocks to a faultBlockLayer
ERT-651: Indented comments.
ERT-651: Added message to IndexError()