Modifications to 'userIQ'

The modifications necessary for 'userIQ' are highlighted in the program listing and summarised below:

• Change the dimension of MMATER from (1,*) to (2,*)
• Set the second variable for each material instance to 1 meaning that this is an internal material and not one to be read from a file.
• Change the dimension of MPHYS from (3,*) to (4,*)
• Set the fourth variable for each physical property instance to 1 meaning that this is an internal physical property and not one to be read from a file.
• Change the dimension of MLOAD from (5,*) to (6,*)
• Set the sixth variable for each load instance to 1 meaning that this is a load and not an initial condition.