Remove array_helper, none of the functions are used anymore.
gemspec file
Remove unneeded gems, optimize best_fit method
remove generations, use single population
fix requirements
readme updates
yaml dependency
Add version for hoe
use population instead of generations
updates for hoe
remove extra gga4r directory
update hoe files, move gga4r.rb out of subdirectory
update gemspec after removing subdirectory
tabs to spaces for github
Merge remote-tracking branch 'spejman/master'

Conflicts:
	README.rdoc
Merge pull request #2 from benprew/master

Update gga4r to standard gem file format