Added additional files to ignore.
Added use information for setDisplayProgram and display in the README.md documentation.
Removed /doc/ folder as it has been replaced by README.md and examples/
Typo in README.md
Updated contact email in cabal file. Started a changes.txt file to log changes for the next release
Fixed typo in Complex.hs haddock under fft. Regenerated fixed haddock. Added change to changes.txt