Patch Notes:
New 19 mission long Campaign mode.

New tower upgrades for maps with detailed build grid (2x2).
- The upgrades for each tower unlocked once reaching 15 base upgrades.

Changed single player leaderboards, people with the same wave now ranked by their damage in the last wave.
New tooltips and shortcuts.
- Sell shortcut have been moved to: 0.
Towers no longer deselected on start of the wave.
Increased Angle Tower damage.
Decreased Splash Tower damage, but increased splash range.
Decreased multiplayer map sizes.
Fixed waves hitpoint tooltip bug.
Various challenge bug fixes.
Lots of performance improvements:
- Less hiccups.
- Better optimized towers.
- Far better performance on lowest settings.