Updated piping section for syscalls tutorial
Fixed the problem where the scripts like calcgrade and checksyscalls could not be run from any folder except script.
Merge pull request #529 from jesuscreyes/cs100-2014fall

Updated piping section for syscalls tutorial
Merge pull request #537 from hundal78/cs100-2014fall

All scripts run from any folder
Merge pull request #539 from khiguera/cs100-2014fall

fixed dates for week 10 on README.md
Added Rough Draft Pull request info
Merge pull request #543 from gbrlrz017/cs100-2014fall

Added Rough Draft Pull request info
added vim-videos tutorial
Merge pull request #554 from 2c2c/upstream

added vim-videos tutorial