add yyang

add yyang to Ruby
Update list.txt
Created

Appended list.txt and created cowens directory with README.
Update list.txt
Update list.txt
Update list.txt
initial commit
Merge pull request #16 from YueqinYang/patch-3

list.txt
Merge pull request #17 from jpeng0823/patch-1

list.txt
Merge pull request #18 from CoryOwens/master

Created
resolving merge
Merge branch 'DanielDeLaGarza-patch-1'
lennox
Merge branch 'lennoxmatsinde-master'
dmesenbr
Merge branch 'mesenberg-dmesenbr'
merging
Merge branch 'Btombari-master'
matt handyside
Merge branch 'mhandyside'