shed_lint --tools of a suite lints the same tools multiple times

[nsoranzo]

All tool XML files are linted once for each repository in the suite.

$ planemo shed_lint --tools --report_level warn /opt/nsoranzo_tools-iuc/tools/biom_format/
Linting repository /opt/nsoranzo_tools-iuc/tools/biom_format
+Linting tool /opt/nsoranzo_tools-iuc/tools/biom_format/biom_add_metadata.xml
+Linting tool /opt/nsoranzo_tools-iuc/tools/biom_format/biom_convert.xml
Linting repository /opt/nsoranzo_tools-iuc/tools/biom_format
+Linting tool /opt/nsoranzo_tools-iuc/tools/biom_format/biom_add_metadata.xml
+Linting tool /opt/nsoranzo_tools-iuc/tools/biom_format/biom_convert.xml
Linting repository /opt/nsoranzo_tools-iuc/tools/biom_format
+Linting tool /opt/nsoranzo_tools-iuc/tools/biom_format/biom_add_metadata.xml
+Linting tool /opt/nsoranzo_tools-iuc/tools/biom_format/biom_convert.xml

[shiltemann]

upvote from me - for mothur it triggers linting of all 125 tools 125 times, making it hard to complete the travis testing within the max build time

[nsoranzo]

And within the log file size limit.