Various doc fixes reported in #80

api/lovr/headset/init.lua

@@ -4,7 +4,8 @@ return {
   description = [[
     The `lovr.headset` module is where all the magical VR functionality is.  With it, you can access
     connected VR hardware and get information about the available space the player has.  Note that
-    all units are reported in meters.  Position `(0, 0, 0)` is the center of the play area.
+    all units are reported in meters.  Position `(0, 0, 0)` is on the floor in the center of the play
+    area.
   ]],
   sections = {
     {

api/lovr/math/Mat4/target.lua

@@ -3,7 +3,7 @@ return {
   description = [[
     Sets a model transform matrix that moves to `from` and orients model towards `to` point.
 
-    This is used when rendered model should always point torwards a point of interest. The
+    This is used when rendered model should always point towards a point of interest. The
     resulting Mat4 object can be used as model pose.
 
     The target() function produces same result as lookAt() after matrix inversion.

api/lovr/math/Vec4/length.lua

@@ -12,7 +12,7 @@ return {
   notes = [[
     The length is equivalent to this:
 
-        math.sqrt(v.x * v.x + v.y * v.y * v.z + v.z + v.w * v.w)
+        math.sqrt(v.x * v.x + v.y * v.y + v.z * v.z + v.w * v.w)
   ]],
   related = {
     'Vec4:normalize',

api/lovr/physics/Collider/applyTorque.lua

@@ -21,7 +21,7 @@ return {
   returns = {},
   notes = [[
     If the Collider is asleep, it will need to be woken up with `Collider:setAwake` for this
-    function to have any affect.
+    function to have any effect.
   ]],
   related = {
     'Collider:applyForce'

api/lovr/physics/Collider/init.lua

@@ -10,5 +10,6 @@ return {
     'World:newCapsuleCollider',
     'World:newCylinderCollider',
     'World:newSphereCollider'
+    'World:newMeshCollider'
   }
 }

api/lovr/physics/World/overlaps.lua

@@ -3,7 +3,7 @@ return {
   summary = 'Iterate over pairs of nearby shapes.',
   description = [[
     Returns an iterator that can be used to iterate over "overlaps", or potential collisions between
-    pairs of shapes in the World.  This should be called after using `World:detectOverlaps` to
+    pairs of shapes in the World.  This should be called after using `World:computeOverlaps` to
     compute the list of overlaps. Usually this is called automatically by `World:update`.
   ]],
   arguments = {},