Carbon Spikes will now regenerate over time

Anomaly chance is now reduced by willpower like failure and backfire
Switched anomaly and backfire chances
Elite horrors will be more dangerous and have more hit points (but generally rarer)
Carrion Worms are more dangerous
Dredge Frenzy no longer costs paradox (preventing offscreen anomalies)
Fixed precognition
Fixed borrowed time timed effect tooltip
Few typos corrected


git-svn-id: http://svn.net-core.org/repos/t-engine4@3534 51575b47-30f0-44d4-a5cc-537603b46e54