Update software/code/main.c

Deleted behavioural/ahb_pixel_memory.sv.bak, behavioural/de0_wrapper.sv, behavioural/de1_soc_wrapper.sv.bak, behavioural/ncverilog.history, behavioural/new file, behavioural/ncverilog.log, behavioural/de2_wrapper.sv, behavioural/raster.sv, behavioural/razzle.sv.bak, behavioural/triangle.sv, constraints/DE0.qsf, constraints/DE2.qsf, constraints/Nexys4_Master.xdc, constraints/nexys4_wrapper.xdc, behavioural/nexys4_wrapper.sv files