Removed import statement.
Reformatted file.
Changed type of flowRegime.

This is for #248
Changed type of flowRegime

This is for #248
Changed type of configuration.

This is for #248
Changed type of mode.

This is for #248
Changed type of mode.

This is for #248
Added comments and formatted file.
Changed initialization.

This is for 248. It was done to have the same initialization as is used in the Annex60 library.
Updated documentation.