update project/code/nibs to compile for 64-bit, 10.9
convert int, unsigned to NSInteger, NSUInteger
switch to arc4random
change encoding of .strings and .html files to UTF8
get rid of warnings and deprecated methods
decarbonizing
modernize Objective C syntax
fix nibs
xibify!
use base internationalization; xibs to strings!
misc loc cleanup
get rid of legacy .lproj folders
convert to autolayout
modernize version checking code