Added/organized a bunch of lecture code
Fixed Python CL argument bug
Added Hadoop examples from lecture
Updated .gitignore
Removed old file
Added BLB HW code
Added test streaming data
Added HS script
Added ugly histogram code
Minor changes to read_some_lines
Merge remote-tracking branch 'upstream/master'
Merge branch 'master' of https://github.com/cathyli1/Stuff