added crypto dir for random
new uglify for uproxy-core-env for freedom
updated uproxy-core-env rule and samples
added missing package
fixed sourcemap to be included in third_maprty JS; added error handling for uproxypeerconnection
fixed support for empty strings
fixed independence data channels in chat2
a little layout cleanup
added printout for sent empty data
avoid chat demo from hiding bug on empty strings
remove trailing commas which prevent sublime from opening
Merge pull request #58 from uProxy/iislucas-crypto-and-require

A common uproxy env file, have random in it's own directory.
fixes, w.r.t. review. fdom interface now includes errors
Merge pull request #59 from uProxy/iislucas-chat2-fixes

better error handling; data channel fixes; improved sample chat2 app
Merge branch 'dev' into trevj-wtf
Merge pull request #60 from uProxy/trevj-sublime-config-fix

fix sublime editor config
workaround for webrtc issue 3378, related to calls to open following closed data channels
move comment about closing workaround channel
supply a unique id to each call to open
Merge pull request #61 from uProxy/trevj-close-workaround

workaround for issues with opening data channels after data channels have closed
updated deps
Merge pull request #63 from uProxy/iislucas-deps-update

updated deps