Add script for npcs 7604 and 7607
Add script for npcs 25755, 25756 and 25757

Please note that these script may require additional updates. The data sources were very poor.
Add script for npc 20427
Add script for some Bladespire ogres used for quests 10512 and 10545

Npc entries: 19995, 19998, 20334, 20723, 20726, 20730, 20731, 20732, 21296

Please note that the texts for these npcs are missing. Also the other ogres require scripting, although they are not related to these quests
Merge pull request #31 from xfurry/tbc

Various missing scripts