Simplified getJSONContents func
First working ver, created channel.py, code in main
Checked finished tasks in plain tasks, removed unused cc in main, added property at_time_or_later to Program class
Moved code printing programs from main to channel class
Changed print method to print_channels
Secret.
Merge branch 'master' of https://github.com/kmiasko/cs50

Conflicts:
	.gitignore
None