Patch notes - June 6

[p]Increased log verbosity[/p]
[p]Rocks go in backpack when belt is full[/p]
[p]Edit computer code upon key up (releasing) F instead of key down (to fix the F chars appearing in the code)[/p]
[p]Fixed avatar_sensor_environment_composition was empty when in seat and in drone mode[/p]
[p]Take volume into account for avatar_sensor_density and avatar_sensor_temperature[/p]
[p]XenonCode: added a text "replace" function[/p]
[p]XenonCode: potential performance improvements (thanks to Jake Rossum)[/p]
[p]XenonCode: Fixed crash when using bad arguments in draw functions[/p]
[p]XenonCode: Fixed false error when defining a virtualscreen in a program with no entry point[/p]
[p]Keyboard & Numpad: Send a signal on channel 1 when the SEND button is pressed[/p]
[p]Bugfix crash on Windows caused by invalid characters or reserved names[/p]