update TODO and some comments
Main.hs: checkProxy
proxy support
now we can check the environment variable $http_proxy,
and setup the proper proxy
rename urlToIds to urlToTrt
update TODO
aeson related stuff, preparing switch Text.JSON to Data.Aeson
.gitignore
aeson: VideoInfo related stuff
json parser and network refactor,

switch to Data.Aeson
delete the old Main.hs
some clean up and toss some unneeded code
remove old JSON code base and its dependence