added radius to Gmaps.heatmap
tests and fixes for gmaps
bumped version
icon_url
option to chdir before including your init script
fix for empty labels
HTML.tables accepts arrays as input + tests
bumped version
Append newline to puts in OutStream
Rename gem for custom release
Fix string concatenation in puts

(How ironic)
Bump version
Merge remote-tracking branch 'runa/master'
Merge remote-tracking branch 'jnv/master'

Conflicts:
	lib/iruby/version.rb
spec cleanup
require everything in iruby.rb
don't require bundler
remove log file
cleanup tests
unify iruby_kernel and iruby_profile again