More packet support thx to Yommy and Shaktoh help
- Follow up r17303, fix ZC_ITEM_PICKUP_ACK_V5 unknow word, (was location increase to long)
- Add new packets
-- (0x997) clif_viewequip_ack
-- (0x998) clif_parse_EquipItem
-- (0x8d0, 0x999) clif_equipitemack
-- (0x8d1, 0x99a) clif_unequipitemack

git-svn-id: http://svn.code.sf.net/p/rathena/svn/trunk@17306 54d463be-8e91-2dee-dedb-b68131a5f0ec
Cap reflected damage to max HP of the one reflecting - Fixes bugreport:7375
Minor fix to Reflect Damage timer going over time limit - Fixes bugreport:7511
Fix npc_idle_timer error when SECURE_NPC_TIMEOUT is not enabled (lighta) - Fixes bugreport:7623
Fix freezing issues after being forcefully closed out of an NPC (lighta) - Fixes bugreport:7615
Follow up to r17300 - Fix /guildinvite issue (lighta) bugreport:7612 (Now available for 20120410)
Some fixing up of Crescent Blow

git-svn-id: http://svn.code.sf.net/p/rathena/svn/trunk@17307 54d463be-8e91-2dee-dedb-b68131a5f0ec