added a bunch of tests to show wht yo ucan do with a collection, however there are some functions that involve having a server which look really useful but  I did know how or whether we could implement
added a bunch of tests to show wht yo ucan do with a collection, however there are some functions that involve having a server which look really useful but  I did know how or whether we could implement


Former-commit-id: d75cfb0bf2fcf82a7f4fa2e1ad3726bf2ee6ca0f
vronvali/iLanguage,vronvali/iLanguage,cesine/iLanguage,iLanguage/iLanguage,cesine/iLanguage,vronvali/iLanguage,cesine/iLanguage,iLanguage/iLanguage,vronvali/iLanguage,iLanguage/iLanguage,cesine/iLanguage,vronvali/iLanguage,iLanguage/iLanguage,cesine/iLanguage,iLanguage/iLanguage,vronvali/iLanguage