Merge pull request #9 from tsouzar/master

Adding utils\net\SMTP\Client\Message tests
Merge pull request #10 from tsouzar/master

Adding utils\net\SMTP\Message\Header\Subject tests
First connection test
Connection tests
Fix AbstractConnectionState::getStream() to return false if no resource is provided
Travis support #12
Adding travis status image
Travis config update #12
Travis config update #12
Adding static declartion to HeaderWrapper::wrap()
Merge https://github.com/andreyknupp/SMTPClient

Conflicts:
	.travis.yml
Merge branch 'master' of https://github.com/andreyknupp/SMTPClient
E_STRICT at error reporting
Update
Fix
Skip connection tests
Merge branch 'master' of https://github.com/andreyknupp/SMTPClient
Add notifications emails