Fix: Engine angle/polar functions.
New optiuons: ticktime, bitmaps. Flicker optimizations.
Slightly modified default match.info.
Added tag v2.8.0 for changeset f151688e6402
Fix: Engine: Check for NaN or Inf values
Fix: Make mod_dll throw if Init(Ex) returns Null.
Updated readmes.
Fix: Adjust tournament generator to new cmd-line param name.