Version 5.1.5

Changes:
* Increased the guild description to 400 characters from 140.
* Increased the guild personal note to 250 characters from 140.
* The guild sales will come with the goblin merchant air trading balloon in the guild town from now on!

Fixes:
* Fixed the bug with the hero auto-abilities.
* Fixed the bug with the hero upgrade level up.
* Fixed the bug that wouldn't allow you to use all 250 characters when writing a message in the chat.
* Fixed several small bugs that you reported.