added some features and niceness to schema viewer
added some features and niceness to schema viewer

raymond91125/amigo,geneontology/amigo,raymond91125/amigo,geneontology/amigo,raymond91125/amigo,raymond91125/amigo,geneontology/amigo,raymond91125/amigo,raymond91125/amigo,geneontology/amigo,geneontology/amigo,geneontology/amigo,geneontology/amigo