FSM2oshd support & Arbitray domain mask

New release bringing latest development of new features into TopoPyScale:

• Support to export to FSM2oshd format 3fe1e1a
• added support for masking out domain or split domain in independent regions 81298bf
• added support for custom outputs directory 951451e
• rename files containign FSM simulation routines to sim_fsm.py
• added support for C-implementation of solar position in pvlib library 074710a
• point_id can be anything from int, float to string 1a32a5d

and a number of minor bug fixes