Add key_map function for performing a map on all keys of a table.
Rename filterkey to key_filter for consistency.
Adjust comment on map to make it clear it applies to the values of a table.
Merge pull request #613 from Kinematics/4.1-dev

Update lib functions
Adjust call to new name for key_filter() function.
Merge pull request #614 from Kinematics/4.1-dev

Adjust call to new name for key_filter() function.
GearSwap v0.810 - Instant precast/midcast
GearSwap v0.810

Minor fixes to user call protection. Addition of user_pcall. Removing
one debug statement.
Oops!
GS - Documentation Updates
GearSwap - WSs and Valid Target
Libs/Sets: Fixed format
Libs/Sets: Fixed format some more
Merge pull request #615 from Windower/4.1

live Sync
Libs/Lists: Removed redundant (and broken) clear function
GearSwap v0.811 - Bug Squashing

Now featuring a lowered memory footprint, accurate player.equipment, a
filter that stops you from sending action packets for JAs you don't
have, and refactoring in flow.lua.
Libs/Sets: Fixed set.reduce
Update zonetimer.lua
Merge pull request #616 from Jayjs20/patch-2

Update zonetimer.lua
Libs/Packets: Typo fix and 0x0D2 update
GearSwap v0.812 - More bugfixing
GearSwap - Paralysis fix