Minor change - initialize sensor array to 0 upon setup.
Merge branch 'feature_mesh_blend' of github.com:HiFiLES/HiFiLES-solver into feature_mesh_blend
Bugs in linear-elasticity method found!
Linear-elasticity method now works for tris AND quads, and should work for hex eles once proper node ordering established
Also fixed 'bug' preventing meshes with n_eles < 10 from working