Add language selection for VKRequests

[olegosipenko]

VK SDK class VKRequest provides method setPreferredLang(String lang) and also has field useSystemLang that currently set to false in the source code of class VkSocialNetwork.java, that leads up to results from VK in English, though it is necessarily to get results in Russian

[gorbin]

yes, it is bug after different commits I'll fix it as soon as I can. Now i'm in business trip but right after that update ASNE with this fix

[gorbin]

Update Vk for geting locale from device

[gorbin]

Set this issue for voting:

Only VK, OK and LinkedIn give some ways to set preffered locale, others do it in social network application settings or don't give any ways to set locale.

So Is it necessary to add setPrefferedLocale to ASNE SocialNetworks?

[olegosipenko]

Anyway request can consider user locale without specifying custom locale