Update conf/gbrowse/l_loa.conf

Updated the gene model mouse over text to replace the C. sp 11 with Loa loa and the description text to replace Erich as the source of annotation.
Update conf/gbrowse/l_loa.conf

removed last sp. 11 reference from the descriptions
Merge pull request #884 from Paul-Davis/master

l. loa config has been updated as a test.......will this work in practice?