MFH: r427007

devel/libcrossguid: Add SONAME, cosmetic fixes

• Add SONAME to libcrossguid.so
• Cosmetic fixes
• Bump PORTREVISION

PR: 214499
Submitted by: cpm
Reviewed by: Mickael Maillot <mickael.maillot@gmail.com> (maintainer), amdmi3 (mentor)
Approved by: Mickael Maillot <mickael.maillot@gmail.com> (maintainer), amdmi3 (mentor)

Approved by: ports-secteam (feld)