Avoid overwriting gutter symbols of error, warning, info
paste coordiante if click + shift
Change cursor if moving on map with pressed 'shift'
try to achieve higher contrast between background and 'executing' line
fixed issue of multiple insertions due to multiple event handlers
Fixed several bugs with Thang selection and the SpellView and HUD.
Merge branch 'master' of https://github.com/codecombat/codecombat
Merge branch 'master' of https://github.com/codecombat/codecombat
highlight lines after insertion
Using isThang instead of instanceof Thang.
Merge branch 'master' of https://github.com/codecombat/codecombat
Merge pull request #541 from dkundel/master

Easy use of coordinates as discussed in #10 and minor fixes
Moved Glen from Archmages to About.
Disabled authentication for now
Merge pull request #544 from codecombat/master

Master into production