saving
Merge pull request #49 from 4578395263256/proxy

Add Proxy field to ConnectionParams (redo)
add more comments on how dropbox uses the memcache package.
Merge pull request #50 from PatrickDropbox/master

add more comments on how dropbox uses the memcache package.
add IsLocalhost utility function + go fmt
Merge pull request #51 from PatrickDropbox/master

add IsLocalhost utility function + go fmt
Add HasKey checker to gocheck2
Merge pull request #53 from adegtiar/add_haskey_checker

Add HasKey checker to gocheck2
Implement a SingletonFactory
Merge pull request #56 from teisenbe2/singleton

Implement a SingletonFactory
Fix set's intersect.  We shouldn't mutate the map while iterating over it.
forgot to run go fmt.
add read/write timeouts to net2
Add IsEqual and RemoveIf to container/set
Merge pull request #59 from PatrickDropbox/master

Fix set's intersect.  We shouldn't mutate the map while iterating over it.
Merge pull request #60 from PatrickDropbox/master

forgot to run go fmt.
Add tests and use safer method for RemoveIf
Merge pull request #58 from arsham-f/master

Add IsEqual and RemoveIf to container/set
Update contributor list
mock memcache client: implement Delete