Updated hw4-contributing/README.md
Updated README.md files in assignments to include test script instructions.
Merge pull request #479 from jfan013/cs100-2014fall

Fixed typo and added a line for readability
Merge pull request #490 from gbrlrz017/cs100-2014fall

Updated README.md files in assignments to include test script instructions.
removed the picture in shell-trickes
Merge pull request #509 from ChemicalWonders/cs100-2014fall

removed the picture in shell-tricks
Removed unnecessary character in sample command and fixed grammar error
Added some new syscalls to check
Merge pull request #514 from jesuscreyes/cs100-2014fall

Removed unnecessary character in sample command and fixed grammar error
Merge pull request #516 from gbrlrz017/cs100-2014fall

Added some new syscalls to check
Updated piping section for syscalls tutorial
Server Name Changed
Fixed the problem where the scripts like calcgrade and checksyscalls could not be run from any folder except script.
fixed dates for week 10 on README.md
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