Merge pull request #13 from justgo129/master

Some more minor conditionality and removed whitespace effort
show DOIs for datasets
changes for Mojolicious 5.16
removed unused params
space
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Update compare-images.pl

Added command line option for which database to check
Update compare-images.pl

trying another commit
Update compare-images.pl

fixed base url
replace given to avoid warnings
improved redirects
added image_upload_dir to sample conf
more diagnostics
more diagnostics when loading mixins
updated deps (Digest::SHA1)
fix issue loading GcmdKeyword.pm
removed unused test file
manifest
version 1.05
Added previously-missing quotation mark in turtle for orgs