Merge pull request leozide#741 from josch/utf8

docs/CREDITS.txt: convert from iso 8859-1 to utf8

Updated version.

Updated version.

Merge pull request leozide#596 from sisco0/fix-compile-warning-reorder

Fixed initialization order at compile time

Updated version.

Fixed whitespace.

Fixed clang warning.

Changed default Linux POV-Ray output to png.

Fixed static analysis warnings.

Updated version number.