Merge pull request #47 from eleme/dev

more clients support
Merge pull request #49 from eleme/dev

v0.3.8
add php client and fake bell server
Merge pull request #50 from thbourlove/clients

add php client and fake bell server
namespace `Eleme` => `Bell`
rm fake-bell
rename to lowercase``
php client tested Ok thanks @thbourlove