add fromName functionality, fix getHtml
manage message using warning callback
tos size
fix bcc when using x-smtpapi to header
remove addBcc
fix cr
Merge pull request #10 from danielamihalache/FixCommentsForGoogleJavaClass-JediBees-RES-733

[RES-733] Fix reported issues for Sendgrid google java class - JediBees