Beta release for I&I

Added transmute rock spell. Removed ability to relocate keep multiple times in a row. Added ability to relocate the keep to a new position that overlaps with its current position. Removed debugging key.

The keep can now be relocated multiple times in a row.

Fixed being able to raise land underneath bridges.

Fixed the game getting paused, while showing non paused play speed after using a spell. Fixed being able to split landmasses. Fixed trees growing over newly sunken land.

Added ability to right click to cancel spells. Fixed boats unable to access newly sunken land and sailing through newly elevated land. Fixed soldiers unable to access newly raised land and walking through newly sunken land. Fixed soldiers falling through land that was sunk right in front of their path.

Fixed draggable spells not finalising changes when clicking. Fixed selected land not resetting on mouse up.

Fixed activating a draggable spell once immediately when it is purchased. Fixed strange changes happening to the previous selected tile when activating a new spell. Fixed being able to open build tabs while casting a spell. Fixed irrigated tile colouring.

Fixed selected land not resetting when elevation spell casting ends. Fixed being unable to build on elevated land until reloading.

Added the ability to click and drag for mass selection for certain spells. Added cost tooltip for draggable spells. Added the ability to move the keep to other islands.