Add a new operation for SMTP login.
Updated build of mailcore2
Fix a typo
Fix the new files information.
Remove the header from public headers.
Merge pull request #951 from robario/add-smtp-login-operation

Add a new operation for SMTP login.
Added unit test for charset detection
Improved stripWhitespace()
Fixed unit tests
Fixed base64 encoding/decoding
Tweaked template for attachments
Added installled-deps-version to .gitignore
Added more unit tests
Fixed unit test
Fixed decoding of UTF-8
Fixed known charset list
Improved charset conversion
Updated unit tests
Added UTF-8 unit test (Fixed #965)
Added podspec file