Warnings during compilation

[DStrelak]

Branch: devel
Compiler: g++ (Ubuntu 7.5.0-3ubuntu1~18.04) 7.5.0
Warning:
libraries/reconstruction/volumeset_align.cpp:140:15: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
fscanf(fnAnglesAndShifts, "%f,", &global_volumeset_align_prog->Matrix_Angles_Shifts[i]); ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
libraries/reconstruction/volumeset_align.cpp:142:8: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
fscanf(fnAnglesAndShifts, "%f,", &global_volumeset_align_prog->fitness);

[MohamadHarastani]

I will look into it asap.