Alpha 6.2.1 Patch

A quick patch to fix a few issues with Alpha 6.2

Changes/Fixes:

• Crossbows now have slightly higher range.
• Fixed crossbows getting fire arrows from alchemists when they shouldn't have.
• Fixed Endless mode issue when trying to view levels towards the end of the list.
• Fixed a couple issues with moats when they were placed next to a cliff.
• Fixed the cursor getting stuck on the target cursor if it passed over a block that could be aimed.
• Fixed a minor issue that could occur when a block was destroyed.