Twitter URL refactored

Twitter was bugged if passing just one string as hash_tag, not an array.
FIXED yaya

More Socials & GlobalConfig added

Generating it ShareLink correctly on (tested with RSpec):

• LinkedIn;
• Delicious.
• Tests increased: Global config (it means, config once & every call will use it).

Base must used SocialNetworks on Brazil added

Generating it ShareLink correctly on (tested with RSpec):

• Facebook;
• Twitter;
• GooglePlus;
• Pinterest;
• Blogger.
• Only test & functionality missing: test all the share links without configure each one, just configing the Module & using the generator template to do that configuration.