Multiple bug fixes and performane optimalizations.

- Fixed a bug where it wasn't properly detected if there was a ceiling above the Player.
- Fixed a bug where Jack would not always pull the selected object towards him.
- Fixed a bug where Eddy couldn't use his character ability in some situations.
- Fixed a bug that prevented Eddy's funny unique animation from playing.
- Fixed a bug where if the frequency of speech was set during a Level, it wasn't immediately applied to the game.
- Character Speech is renamed to Frequency of Speech in the Audio sub-settings to make the name more descriptive.
- Fixed a bug where the default values for Settings did not match the actual default values.
- Unnecessary code snippets have been removed from multiple locations, and various minor optimizations and performance enhancements have been implemented.