Added license.
apply_light_arc: now using fancy math(tm) && adjustable beam width. Also, visual artifacts (this is a feature>.>)
Signing off on my patches to the code.

This covers all my patches to the Cataclysm/Cataclysm-DDA codebase.

Signed-off-by: Herbert Jones <jones.herbert@gmail.com>
Car headlights cumulative. apply_light_arc: Optional 4th beam-width argument, cleanup, more experiments
Remove possibly premature optimization that is causing artifacts in light raytracing.
Remove the old method of handling skills
Add a debugmsg about null itypes in a constructor
Fix saving of null strings in player_activity
Fix a chatbin save bug that got introduced
Stop some newwin memory leaks by adding delwin calls
Show a message when looking at container tiles
Merge pull request #3 from kevingranade/light_artifacts

Remove possibly premature optimization that is causing artifacts in light raytracing.
Remove deprecated debugging vars, luminance multiplier 4=>3
Fix recipe parsing - in MSVC, catajson.as_string().c_str() becomes invalid too soon
Merge pull request #1302 from ethankaminski/delwin-adding-1

Stop some newwin memory leaks by adding delwin calls
Merge notification that contents of containers aren't visible.
Merge string handling bugfixes.
Fix components for fur blanket and fur sleeping bag

Closes #1271.
Let the player see recent messages on death

Closes #1303.
Make surface slime pits ot_slimepit_down, as was presumably intended originally