Fixing uneeded use of GLFW 3.1 feature, now 3.0 is OK.
Fixing uneeded use of GLFW 3.1 feature, now 3.0 is OK.

gustavokcouto/ssl-sim,roboime/ssl-sim,roboime/ssl-sim,gustavokcouto/ssl-sim,roboime/ssl-sim,gustavokcouto/ssl-sim