test =>swap
refactoring => using xor
Merge branch 'swapper' into master
add test into all-tests.html
refactoring
Merge branch 'swapper'
test => uniq array
test => remove following duplicated item
test => duplicated item not following will be reserved
test => remove all following duplicated items
test => one element
test => array are the same items
test => array containing one undefined element
Merge branch 'uniq' into master
add test into all-tests.html
test => no args
test => duplicated args
test => single argument
fix bug => duplicated arguments
Merge branch 'duplicated_arguments' into master