New OPTIONs, general cleanup

Detailed log

• New option WEBP
• Add WEBP to OPTIONS_DEFAULT
• Added ssl to USES
• USE_GNOME for dependencies on gnome components
• Bump PORTREVISION

PR: 213158
Submitted by: Ultima1252@gmail.com (maintainer)
Reviewed by: riggs
Approved by: Ultima1252@gmail.com (maintainer)