Merge pull request #106 from joakim-hove/WCONINJE-controlmode

Wconinje controlmode
Merge pull request #107 from joakim-hove/well-status

Well status
Added well->liquidRate() from WCONPROD.
Have added liquidRate setting from Schedule.cpp
Added RESV target to Well.
Changed name of item: ControlMode -> CMODE
Added Well::Producercontrolmode
Changed ControlEnums to become 2^n
Added bitmask status flag to keep track of which controls have been set.
Added addProductionControl() and dropproductioncontrol() to Schedule.
Added flag injectionControls to keep track of available injection controls.