Mid-air Corkscrew Conk stuff (#14)

* Mid-air Conk changes.

Added a visual when the Corkscrew Conk is executed mid-air and slightly nerfed it when executed in mid-air.

* Added a visual to mid-air conk and nerfed it.

mods/character-movesets.lua

@@ -600,6 +600,7 @@ function act_wario_air_dash(m)
 
     -- corkscrew conk
     if (m.input & INPUT_A_PRESSED) ~= 0 then
+	m.particleFlags = m.particleFlags | PARTICLE_MIST_CIRCLE
         set_jumping_action(m, ACT_CORKSCREW_CONK, 0)
         play_character_sound(m, CHAR_SOUND_YAHOO)
     end
@@ -826,7 +827,12 @@ function wario_on_set_action(m)
         if m.action == ACT_CORKSCREW_CONK then
             mario_set_forward_vel(m, 60)
             m.vel.x = 0
+            -- nerf the conk when executed in the air
+	    if (m.prevAction == ACT_WARIO_DASH) then
 	        m.vel.y = 70.0
+	    elseif (m.prevAction == ACT_WARIO_AIR_DASH) then
+		m.vel.y = 60.0
+	    end
             m.vel.z = 0
         elseif m.action == ACT_SLIDE_KICK then
             mario_set_forward_vel(m, 70)