Coin aqua variant warnings

[Mark Brethen]

With the aqua variant, numerous warning messages are issued when updating database of binaries: 

--->  Updating database of binaries
Warning: Error determining file type of `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_graphics_Coin/Coin/work/destroot/opt/local/Library/Frameworks/Inventor.framework/Headers': lstat(/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_graphics_Coin/Coin/work/destroot/opt/local/Library/Frameworks/Inventor.framework/Headers):no such file or directory
Warning: A file belonging to the `Coin' port is missing or unreadable. Consider reinstalling it.
Warning: Error determining file type of `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_graphics_Coin/Coin/work/destroot/opt/local/Library/Frameworks/Inventor.framework/Inventor': lstat(/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_graphics_Coin/Coin/work/destroot/opt/local/Library/Frameworks/Inventor.framework/Inventor):no such file or directory
Warning: A file belonging to the `Coin' port is missing or unreadable. Consider reinstalling it.

(there too many to list in this post).

Warning: Error determining file type of `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_graphics_Coin/Coin/work/destroot/opt/local/Library/Frameworks/Inventor.framework/Versions/Current': lstat(/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_graphics_Coin/Coin/work/destroot/opt/local/Library/Frameworks/Inventor.framework/Versions/Current):no such file or directory
Warning: A file belonging to the `Coin' port is missing or unreadable. Consider reinstalling it.
--->  Scanning binaries for linking errors
--->  No broken files found.  


Mark