* [DRILL] drill parameter refactoring

* [DRILL] model adds the samples

* [DRILL] refactor DrillSample class

* [DRILL] remove sample id from the parameters

* [DRILL] samples know the controller

* [DRILL] inject controller in parameter

* [DRILL] new sample presenter class

* [DRILL] new parameter presenter class

* [DRILL] create new parameter

* [DRILL] table keeps track of sample presenters

This is needed to avoid suppression of presenter references by the GC.

* [DRILL] new table item class

This item is now used in the drill table.

* [DRILL] connect modification signals in table/item

* [DRILL] propagate parameter changes to model

* [DRILL] avoid loop in item signals

* [DRILL] method to delete a parameter from a sample

* [DRILL] remove param checks from DrillModel

The parameters check themselves. The model does not know about them.

* [DRILL] samples signal their own processing state

* [DRILL] connect sample processing state

* [DRILL] special MVP for the custom options

CustomOptions could contain a list of several parameters. In this
situation, the presenter keeps track of all the parameter names and
rewritte all of them after each edit of the table item.

* [DRILL] use DrillTableItem in DrillTable

* [DRILL] cell background is moved to table items

* [DRILL] get processing parameters from samples

* [DRILL] sample MVP on add row

* [DRILL] samples signal on their own status

* [DRILL] add output name in samples

* [DRILL] samples take care of their own group

* [DRILL] table has to be enabled to get rows

* [DRILL] samples log their own processing status

* [DRILL] custom options in sample only

* [DRILL] useless function

Now, groups are known by samples only.

* [DRILL] model does not know the groups

* [DRILL] model does not know master samples

* [DRILL] model signals new samples

* [DRILL] samples signal on new parameter

* [DRILL] parameters signal on value changed

* [DRILL] inject controller in parameter

* [DRILL] properly remove cell background

* [DRILL] get mantid property info in parameter

* [DRILL] model keeps the processing parameters

* [DRILL] dedicated MVP for settings

* [DRILL] properly import the samples

* [DRILL] properly import the global settings

* [DRILL] properly import the groups

* [DRILL] sample MVPs take care of their data

* [DRILL] properly reset the drill table

* [DRILL] window modified at right moments

* [DRILL] use the correct item

* [DRILL] save numpy array property as python list

* [DRILL] properly save the global settings

* [DRILL] properly save the samples

* [DRILL] properly save the groups

* [DRILL] extract boolean from custom options

* [DRILL] model does know about columns

* [DRILL] delete empty parameters

When a cell is cleared, the corresponding parameter is deleted from the
model.

* [DRILL] window not modified when loading a file

* [DRILL] task signals use string not int

* [DRILL] group index starts at 0

But displayed value starts at 1

* [DRILL] typo

* [DRILL] recompute group index when ungrouping

* [DRILL] new method to add samples to a group

* [DRILL] get group names in context menu

* [DRILL] protect against unsupported instruments

* [DRILL] add method to set the instrument in view

* [DRILL] set instrument when syncing the header

* [DRILL] add cancel button

When the popop asking for data saving appears, there is now a way to
cancel the action.

* [DRILL] propagate cancel action of data save popup

* [DRILL] master state reset when group change

* [DRILL] update sample tests

* [DRILL] add tests for drill parameter

* [DRILL] add drill parameter doc strings

* [DRILL] remove useless function

The cell tooltips are handled by the table items and sample presenters.

* [DRILL] remove useless function

* [DRILL] remove useless functions

* [DRILL] keep private member names coherent

* [DRILL] document _disabled variable

* [DRILL] update drill table tests

* [DRILL] update rundex io tests

* [DRILL] remove useless function

* [DRILL] master samples have to be in a group

* [DRILL] add view getter for the acquisition mode

* [DRILL] synchronize instrument/mode at startup

* [DRILL] column is a view concept

* [DRILL] formatting

* [DRILL] adaptation of model tests

* [DRILL] missing parameter

* [DRILL] adapt controller tests

* [DRILL] adapt view tests

* [DRILL] add a status in sample

The status of the sample informs on its processing state. This status is
updated by the processing engine but also when a parameter is added or
modified.

* [DRILL] typo

* [DRILL] check sample validity before processing

* [DRILL] simplification of parameter validation

* [DRILL] avoid signal repetition

* [DRILL] propagate checks on custom options

* [DRILL] delete parameter when empty

* [DRILL] add default empty error message

* [DRILL] increase sleep for more fluidity

* [DRILL] update sample status if not none

* [DRILL] connect to custom option check signals

* [DRILL] remove badly formatted custom options

* [DRILL] keep master sample when changing group

* [DRILL] add a way to unset the master sample

* [DRILL] labels are handled by the table

* [DRILL] row background is handled in DrillTable

* [DRILL] cell contents handled by DrillTable

* [DRILL] presenter needs a reference to the table

* [DRILL] get selected rows from table directly

* [DRILL] get all rows from table directly

* [DRILL] remove background of empty cells

* [DRILL] show only settings in settings dialog

* [DRILL] connect settings validation signals

* [DRILL] unused import

* [DRILL] unused import

* [DRILL] unused import

* [DRILL] parameters are valid by default

* [DRILL] set windowModified flag

* [DRILL] set output ws name from sample index

* [DRILL] update dril table tests

* [DRILL] process group mechanism

* [DRILL] unused variable

* [DRILL] bug when erasing cells

* [DRILL] not None check

* [DRILL] item MVP manage their own modofication

* [DRILL] datachanged emitted when MVP ready

* [DRILL] DrillTableItem::setData emit a signal

* [DRILL] clear columns list before setting it

* [DRILL] load visual settings

* [DRILL] adapt table widget tests

* [DRILL] missing documentation

* [DRILL] update presenter tests

* [DRILL] update model tests

* [DRILL] adapt view tests

* [DRILL] synchronize default visual settings

* [DRILL] adapt drill tests

* [DRILL] adapt sample tests

* [DRILL] unused statement

* [DRILL] exceptions are passed

* [DRILL] unused imports

* [DRILL] avoid too complex warning on load

* [DRILL] unused parameter

* [DRILL] unused import

* [DRILL] mock config

* [DRILL] typo in member name

* [DRILL] textChanegd signal works in system test

* [DRILL] import what is needed

* [DRILL] import what is needed

* [DRILL] update creation date

* [DRILL] update creation date

* [DRILL] use filter

* [DRILL] name consistency

* [DRILL] new sample group class

* [DRILL] group index and master in DrillSampleGroup

* [DRILL] order sample in group

* [DRILL] properly remove sample and update group

* [DRILL] check if the sample group is empty

* [DRILL] group samples with new DrillSampleGroup

* [DRILL] ungroup samples with new DrillSampleGroup

* [DRILL] obtain list of groups from model

* [DRILL] adapt context menu to DrillSampleGroup

* [DRILL) add to group with the new DrillSampleGroup

* [DRILL] update group name when adding a sample

* [DRILL] set master sample with DrillSampleGroup

* [DRILL] update old and new master sample state

* [DRILL] process parameter with DrillSampleGroup

* [DRILL] process group with DrillSampleGroup

* [DRILL] useless function

* [DRILL] adapt model tests with DrillSampleGroup

* [DRILL] adapt sample tests with DrillSampleGroup

* [DRILL] StringArray property type was missing

* [DRILL] convert only 1d array to list

* [DRILL] more readable

* [DRILL] sample group tests

* [DRILL] useless function

* [DRILL] more compact

* [DRILL] delete from group when samples are deleted

* [DRILL] properly save group

* [DRILL] sample groups is a dict

* [DRILL] add a getter for samples in group

* [DRILL] save group in rundex from dict

* [DRILL] load group in drill

* [DRILL] unused variable