Version 0.11.0 - More content, balancing, bug fixes

This update includes more content!

• Arcane blast spell. This spell is for those of you that like to spam. It does little damage but it increases the longer you channel it.
• Remodeling tools minor artifact. One main player feedback was having to spend a lot of gold to move towers and destroy rocks. This artifact has 5 charges that lets you sell towers for 100% of its gold value or remove rocks for free.
• Support for multiple player profiles
• Buffed all major artifacts so it would significantly change your play-through
• Gold mine now costs less, produces less, and is larger
• Various bug fixes